mirror of
https://github.com/jashkenas/coffeescript.git
synced 2022-11-09 12:23:24 -05:00
nodes.coffee is continuing to roll along -- maybe a tenth implemented
This commit is contained in:
Jeremy Ashkenas
parent
135620b14a
commit
aabfba9599
7 changed files with 730 additions and 699 deletions
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@ -84,6 +84,8 @@
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return new AssignNode(new ValueNode(yytext), $3, 'object');
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}), o("STRING ASSIGN Expression", function() {
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return new AssignNode(new ValueNode(new LiteralNode(yytext)), $3, 'object');
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}), o("NUMBER ASSIGN Expression", function() {
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return new AssignNode(new ValueNode(new LiteralNode(yytext)), $3, 'object');
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}), o("Comment")
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],
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// A return statement.
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@ -210,208 +212,264 @@
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return new ValueNode($1);
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}), o("Range", function() {
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return new ValueNode($1);
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}),
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// o "Value Accessor", -> $1.push($2)
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o("Invocation Accessor", function() {
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}), o("Value Accessor", function() {
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return $1.push($2);
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}), o("Invocation Accessor", function() {
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return new ValueNode($1, [$2]);
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})
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],
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// Accessing into an object or array, through dot or index notation.
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Accessor: [o("PROPERTY_ACCESS IDENTIFIER", function() {
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return new AccessorNode(yytext);
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}), o("PROTOTYPE_ACCESS IDENTIFIER", function() {
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return new AccessorNode(yytext, 'prototype');
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}), o("SOAK_ACCESS IDENTIFIER", function() {
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return new AccessorNode(yytext, 'soak');
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}), o("Index"), o("Slice", function() {
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return new SliceNode($1);
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})
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],
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// Indexing into an object or array.
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Index: [o("INDEX_START Expression INDEX_END", function() {
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return new IndexNode($2);
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})
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],
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// An object literal.
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Object: [o("{ AssignList }", function() {
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return new ObjectNode($2);
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})
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],
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// Assignment within an object literal (comma or newline separated).
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AssignList: [o("", function() {
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return [];
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}), o("AssignObj", function() {
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return [$1];
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}), o("AssignList , AssignObj", function() {
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return $1.push($3);
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}), o("AssignList TERMINATOR AssignObj", function() {
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return $1.push($3);
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}), o("AssignList , TERMINATOR AssignObj", function() {
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return $1.push($4);
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}), o("INDENT AssignList OUTDENT", function() {
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return $2;
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})
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],
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// All flavors of function call (instantiation, super, and regular).
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Call: [o("Invocation", function() {
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return $1;
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}), o("NEW Invocation", function() {
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return $2.new_instance();
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}), o("Super", function() {
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return $1;
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})
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],
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// Extending an object's prototype.
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Extends: [o("Value EXTENDS Value", function() {
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return new ExtendsNode($1, $3);
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})
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],
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// A generic function invocation.
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Invocation: [o("Value Arguments", function() {
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return new CallNode($1, $2);
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}), o("Invocation Arguments", function() {
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return new CallNode($1, $2);
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})
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],
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// The list of arguments to a function invocation.
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Arguments: [o("CALL_START ArgList CALL_END", function() {
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return $2;
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})
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],
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// Calling super.
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Super: [o("SUPER CALL_START ArgList CALL_END", function() {
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return new CallNode('super', $3);
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})
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],
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// The range literal.
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Range: [o("[ Expression . . Expression ]", function() {
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return new RangeNode($2, $5);
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}), o("[ Expression . . . Expression ]", function() {
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return new RangeNode($2, $6, true);
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})
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],
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// The slice literal.
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Slice: [o("INDEX_START Expression . . Expression INDEX_END", function() {
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return new RangeNode($2, $5);
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}), o("INDEX_START Expression . . . Expression INDEX_END", function() {
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return new RangeNode($2, $6, true);
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})
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],
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// The array literal.
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Array: [o("[ ArgList ]", function() {
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return new ArrayNode($2);
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})
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],
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// A list of arguments to a method call, or as the contents of an array.
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ArgList: [o("", function() {
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return [];
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}), o("Expression", function() {
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return val;
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}), o("INDENT Expression", function() {
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return [$2];
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}), o("ArgList , Expression", function() {
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return $1.push($3);
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}), o("ArgList TERMINATOR Expression", function() {
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return $1.push($3);
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}), o("ArgList , TERMINATOR Expression", function() {
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return $1.push($4);
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}), o("ArgList , INDENT Expression", function() {
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return $1.push($4);
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}), o("ArgList OUTDENT", function() {
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return $1;
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})
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],
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// Just simple, comma-separated, required arguments (no fancy syntax).
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SimpleArgs: [o("Expression", function() {
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return $1;
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}), o("SimpleArgs , Expression", function() {
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return ([$1].push($3)).reduce(function(a, b) {
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return a.concat(b);
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});
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})
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],
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// Try/catch/finally exception handling blocks.
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Try: [o("TRY Block Catch", function() {
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return new TryNode($2, $3[0], $3[1]);
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}), o("TRY Block FINALLY Block", function() {
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return new TryNode($2, null, null, $4);
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}), o("TRY Block Catch FINALLY Block", function() {
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return new TryNode($2, $3[0], $3[1], $5);
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})
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],
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// A catch clause.
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Catch: [o("CATCH IDENTIFIER Block", function() {
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return [$2, $3];
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})
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],
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// Throw an exception.
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Throw: [o("THROW Expression", function() {
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return new ThrowNode($2);
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})
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],
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// Parenthetical expressions.
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Parenthetical: [o("( Expression )", function() {
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return new ParentheticalNode($2);
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})
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],
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// The while loop. (there is no do..while).
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While: [o("WHILE Expression Block", function() {
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return new WhileNode($2, $3);
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}), o("WHILE Expression", function() {
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return new WhileNode($2, null);
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}), o("Expression WHILE Expression", function() {
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return new WhileNode($3, Expressions.wrap($1));
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})
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],
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// Array comprehensions, including guard and current index.
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// Looks a little confusing, check nodes.rb for the arguments to ForNode.
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For: [o("Expression FOR ForVariables ForSource", function() {
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return new ForNode($1, $4, $3[0], $3[1]);
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}), o("FOR ForVariables ForSource Block", function() {
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return new ForNode($4, $3, $2[0], $2[1]);
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})
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],
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// An array comprehension has variables for the current element and index.
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ForVariables: [o("IDENTIFIER", function() {
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return [$1];
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}), o("IDENTIFIER , IDENTIFIER", function() {
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return [$1, $3];
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})
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],
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// The source of the array comprehension can optionally be filtered.
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ForSource: [o("IN Expression", function() {
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return {
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source: $2
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};
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}), o("OF Expression", function() {
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return {
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source: $2,
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object: true
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};
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}), o("ForSource WHEN Expression", function() {
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$1.filter = $3;
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return $1;
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}), o("ForSource BY Expression", function() {
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$1.step = $3;
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return $1;
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})
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],
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// Switch/When blocks.
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Switch: [o("SWITCH Expression INDENT Whens OUTDENT", function() {
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return $4.rewrite_condition($2);
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}), o("SWITCH Expression INDENT Whens ELSE Block OUTDENT", function() {
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return $4.rewrite_condition($2).add_else($6);
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})
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],
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// The inner list of whens.
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Whens: [o("When", function() {
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return $1;
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}), o("Whens When", function() {
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return $1.push($2);
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})
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],
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// An individual when.
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When: [o("LEADING_WHEN SimpleArgs Block", function() {
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return new IfNode($2, $3, null, {
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statement: true
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});
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}), o("LEADING_WHEN SimpleArgs Block TERMINATOR", function() {
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return new IfNode($2, $3, null, {
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statement: true
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});
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}), o("Comment TERMINATOR When", function() {
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return $3.add_comment($1);
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})
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],
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// The most basic form of "if".
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IfBlock: [o("IF Expression Block", function() {
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return new IfNode($2, $3);
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})
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],
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// An elsif portion of an if-else block.
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ElsIf: [o("ELSE IfBlock", function() {
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return $2.force_statement();
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})
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],
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// Multiple elsifs can be chained together.
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ElsIfs: [o("ElsIf", function() {
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return $1;
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}), o("ElsIfs ElsIf", function() {
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return $1.add_else($2);
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})
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],
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// Terminating else bodies are strictly optional.
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ElseBody: [o("", function() {
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return null;
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}), o("ELSE Block", function() {
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return $2;
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})
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],
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// All the alternatives for ending an if-else block.
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IfEnd: [o("ElseBody", function() {
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return $1;
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}), o("ElsIfs ElseBody", function() {
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return $1.add_else($2);
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})
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],
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// The full complement of if blocks, including postfix one-liner ifs and unlesses.
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If: [o("IfBlock IfEnd", function() {
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return $1.add_else($2);
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}), o("Expression IF Expression", function() {
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return new IfNode($3, Expressions.wrap($1), null, {
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statement: true
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});
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}), o("Expression UNLESS Expression", function() {
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return new IfNode($3, Expressions.wrap($1), null, {
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statement: true,
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invert: true
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});
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})
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]
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// # Accessing into an object or array, through dot or index notation.
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// Accessor: [
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// o "PROPERTY_ACCESS IDENTIFIER", -> new AccessorNode($2)
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// o "PROTOTYPE_ACCESS IDENTIFIER", -> new AccessorNode($2, 'prototype')
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// o "SOAK_ACCESS IDENTIFIER", -> new AccessorNode($2, 'soak')
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// o "Index"
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// o "Slice", -> new SliceNode($1)
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// ]
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//
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// # Indexing into an object or array.
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// Index: [
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// o "INDEX_START Expression INDEX_END", -> new IndexNode($2)
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// ]
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//
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// # An object literal.
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// Object: [
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// o "{ AssignList }", -> new ObjectNode($2)
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// ]
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//
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// # Assignment within an object literal (comma or newline separated).
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// AssignList: [
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// o "", -> []
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// o "AssignObj", -> [$1]
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// o "AssignList , AssignObj", -> $1.push $3
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// o "AssignList TERMINATOR AssignObj", -> $1.push $3
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// o "AssignList , TERMINATOR AssignObj", -> $1.push $4
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// o "INDENT AssignList OUTDENT", -> $2
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// ]
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//
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// # All flavors of function call (instantiation, super, and regular).
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// Call: [
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// o "Invocation", -> $1
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// o "NEW Invocation", -> $2.new_instance()
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// o "Super", -> $1
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// ]
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//
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// # Extending an object's prototype.
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// Extends: [
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// o "Value EXTENDS Value", -> new ExtendsNode($1, $3)
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// ]
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//
|
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// # A generic function invocation.
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// Invocation: [
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// o "Value Arguments", -> new CallNode($1, $2)
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||||
// o "Invocation Arguments", -> new CallNode($1, $2)
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// ]
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//
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// # The list of arguments to a function invocation.
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// Arguments: [
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// o "CALL_START ArgList CALL_END", -> $2
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// ]
|
||||
//
|
||||
// # Calling super.
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// Super: [
|
||||
// o "SUPER CALL_START ArgList CALL_END", -> new CallNode('super', $3)
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||||
// ]
|
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//
|
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// # The range literal.
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// Range: [
|
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// o "[ Expression . . Expression ]", -> new RangeNode($2, $5)
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// o "[ Expression . . . Expression ]", -> new RangeNode($2, $6, true)
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// ]
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//
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// # The slice literal.
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// Slice: [
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||||
// o "INDEX_START Expression . . Expression INDEX_END", -> new RangeNode($2, $5)
|
||||
// o "INDEX_START Expression . . . Expression INDEX_END", -> new RangeNode($2, $6, true)
|
||||
// ]
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//
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// # The array literal.
|
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// Array: [
|
||||
// o "[ ArgList ]", -> new ArrayNode($2)
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||||
// ]
|
||||
//
|
||||
// # A list of arguments to a method call, or as the contents of an array.
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// ArgList: [
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// o "", -> []
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// o "Expression", -> val
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// o "INDENT Expression", -> [$2]
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// o "ArgList , Expression", -> $1.push $3
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// o "ArgList TERMINATOR Expression", -> $1.push $3
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||||
// o "ArgList , TERMINATOR Expression", -> $1.push $4
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// o "ArgList , INDENT Expression", -> $1.push $4
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||||
// o "ArgList OUTDENT", -> $1
|
||||
// ]
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//
|
||||
// # Just simple, comma-separated, required arguments (no fancy syntax).
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// SimpleArgs: [
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// o "Expression", -> $1
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||||
// o "SimpleArgs , Expression", ->
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// ([$1].push($3)).reduce (a, b) -> a.concat(b)
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// ]
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||||
//
|
||||
// # Try/catch/finally exception handling blocks.
|
||||
// Try: [
|
||||
// o "TRY Block Catch", -> new TryNode($2, $3[0], $3[1])
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||||
// o "TRY Block FINALLY Block", -> new TryNode($2, nil, nil, $4)
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||||
// o "TRY Block Catch FINALLY Block", -> new TryNode($2, $3[0], $3[1], $5)
|
||||
// ]
|
||||
//
|
||||
// # A catch clause.
|
||||
// Catch: [
|
||||
// o "CATCH IDENTIFIER Block", -> [$2, $3]
|
||||
// ]
|
||||
//
|
||||
// # Throw an exception.
|
||||
// Throw: [
|
||||
// o "THROW Expression", -> new ThrowNode($2)
|
||||
// ]
|
||||
//
|
||||
// # Parenthetical expressions.
|
||||
// Parenthetical: [
|
||||
// o "( Expression )", -> new ParentheticalNode($2)
|
||||
// ]
|
||||
//
|
||||
// # The while loop. (there is no do..while).
|
||||
// While: [
|
||||
// o "WHILE Expression Block", -> new WhileNode($2, $3)
|
||||
// o "WHILE Expression", -> new WhileNode($2, nil)
|
||||
// o "Expression WHILE Expression", -> new WhileNode($3, Expressions.wrap($1))
|
||||
// ]
|
||||
//
|
||||
// # Array comprehensions, including guard and current index.
|
||||
// # Looks a little confusing, check nodes.rb for the arguments to ForNode.
|
||||
// For: [
|
||||
// o "Expression FOR ForVariables ForSource", -> new ForNode($1, $4, $3[0], $3[1])
|
||||
// o "FOR ForVariables ForSource Block", -> new ForNode($4, $3, $2[0], $2[1])
|
||||
// ]
|
||||
//
|
||||
// # An array comprehension has variables for the current element and index.
|
||||
// ForVariables: [
|
||||
// o "IDENTIFIER", -> [$1]
|
||||
// o "IDENTIFIER , IDENTIFIER", -> [$1, $3]
|
||||
// ]
|
||||
//
|
||||
// # The source of the array comprehension can optionally be filtered.
|
||||
// ForSource: [
|
||||
// o "IN Expression", -> {source: $2}
|
||||
// o "OF Expression", -> {source: $2, object: true}
|
||||
// o "ForSource WHEN Expression", -> $1.filter: $3; $1
|
||||
// o "ForSource BY Expression", -> $1.step: $3; $1
|
||||
// ]
|
||||
//
|
||||
// # Switch/When blocks.
|
||||
// Switch: [
|
||||
// o "SWITCH Expression INDENT Whens OUTDENT", -> $4.rewrite_condition($2)
|
||||
// o "SWITCH Expression INDENT Whens ELSE Block OUTDENT", -> $4.rewrite_condition($2).add_else($6)
|
||||
// ]
|
||||
//
|
||||
// # The inner list of whens.
|
||||
// Whens: [
|
||||
// o "When", -> $1
|
||||
// o "Whens When", -> $1.push $2
|
||||
// ]
|
||||
//
|
||||
// # An individual when.
|
||||
// When: [
|
||||
// o "LEADING_WHEN SimpleArgs Block", -> new IfNode($2, $3, nil, {statement: true})
|
||||
// o "LEADING_WHEN SimpleArgs Block TERMINATOR", -> new IfNode($2, $3, nil, {statement: true})
|
||||
// o "Comment TERMINATOR When", -> $3.add_comment($1)
|
||||
// ]
|
||||
//
|
||||
// # The most basic form of "if".
|
||||
// IfBlock: [
|
||||
// o "IF Expression Block", -> new IfNode($2, $3)
|
||||
// ]
|
||||
//
|
||||
// # An elsif portion of an if-else block.
|
||||
// ElsIf: [
|
||||
// o "ELSE IfBlock", -> $2.force_statement()
|
||||
// ]
|
||||
//
|
||||
// # Multiple elsifs can be chained together.
|
||||
// ElsIfs: [
|
||||
// o "ElsIf", -> $1
|
||||
// o "ElsIfs ElsIf", -> $1.add_else($2)
|
||||
// ]
|
||||
//
|
||||
// # Terminating else bodies are strictly optional.
|
||||
// ElseBody: [
|
||||
// o "", -> null
|
||||
// o "ELSE Block", -> $2
|
||||
// ]
|
||||
//
|
||||
// # All the alternatives for ending an if-else block.
|
||||
// IfEnd: [
|
||||
// o "ElseBody", -> $1
|
||||
// o "ElsIfs ElseBody", -> $1.add_else($2)
|
||||
// ]
|
||||
//
|
||||
// # The full complement of if blocks, including postfix one-liner ifs and unlesses.
|
||||
// If: [
|
||||
// o "IfBlock IfEnd", -> $1.add_else($2)
|
||||
// o "Expression IF Expression", -> new IfNode($3, Expressions.wrap($1), nil, {statement: true})
|
||||
// o "Expression UNLESS Expression", -> new IfNode($3, Expressions.wrap($1), nil, {statement: true, invert: true})
|
||||
// ]
|
||||
};
|
||||
// Helpers ==============================================================
|
||||
// Make the Jison parser.
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue