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Fixed lingering CoffeeScript Compiler running live in Internet Explorer bugs. Implemented helpers.index_of and removed named functions. Ticket #366

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This commit is contained in:
Jeremy Ashkenas 2010-05-14 23:40:04 -04:00
parent f84eb9ed47
commit dfb3a13246
16 changed files with 319 additions and 298 deletions
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26
lib/scope.js
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@ -12,7 +12,7 @@
this.exports = this;
}
exports.Scope = (function() {
Scope = function Scope(parent, expressions, method) {
Scope = function(parent, expressions, method) {
var _a;
_a = [parent, expressions, method];
this.parent = _a[0];
@ -35,7 +35,7 @@
// it wraps.
// Look up a variable name in lexical scope, and declare it if it does not
// already exist.
Scope.prototype.find = function find(name) {
Scope.prototype.find = function(name) {
if (this.check(name)) {
return true;
}
@ -43,7 +43,7 @@
return false;
};
// Test variables and return true the first time fn(v, k) returns true
Scope.prototype.any = function any(fn) {
Scope.prototype.any = function(fn) {
var _a, k, v;
_a = this.variables;
for (v in _a) { if (__hasProp.call(_a, v)) {
@ -56,12 +56,12 @@
};
// Reserve a variable name as originating from a function parameter for this
// scope. No `var` required for internal references.
Scope.prototype.parameter = function parameter(name) {
Scope.prototype.parameter = function(name) {
this.variables[name] = 'param';
return this.variables[name];
};
// Just check to see if a variable has already been declared, without reserving.
Scope.prototype.check = function check(name) {
Scope.prototype.check = function(name) {
if (this.variables[name]) {
return true;
}
@ -69,7 +69,7 @@
};
// If we need to store an intermediate result, find an available name for a
// compiler-generated variable. `_a`, `_b`, and so on...
Scope.prototype.free_variable = function free_variable() {
Scope.prototype.free_variable = function() {
var ordinal;
while (this.check(this.temp_var)) {
ordinal = 1 + parseInt(this.temp_var.substr(1), 36);
@ -80,7 +80,7 @@
};
// Ensure that an assignment is made at the top of this scope
// (or at the top-level scope, if requested).
Scope.prototype.assign = function assign(name, value) {
Scope.prototype.assign = function(name, value) {
this.variables[name] = {
value: value,
assigned: true
@ -89,20 +89,20 @@
};
// Does this scope reference any variables that need to be declared in the
// given function body?
Scope.prototype.has_declarations = function has_declarations(body) {
Scope.prototype.has_declarations = function(body) {
return body === this.expressions && this.any(function(k, val) {
return val === 'var';
});
};
// Does this scope reference any assignments that need to be declared at the
// top of the given function body?
Scope.prototype.has_assignments = function has_assignments(body) {
Scope.prototype.has_assignments = function(body) {
return body === this.expressions && this.any(function(k, val) {
return val.assigned;
});
};
// Return the list of variables first declared in this scope.
Scope.prototype.declared_variables = function declared_variables() {
Scope.prototype.declared_variables = function() {
var _a, _b, key, val;
return (function() {
_a = []; _b = this.variables;
@ -115,7 +115,7 @@
};
// Return the list of assignments that are supposed to be made at the top
// of this scope.
Scope.prototype.assigned_variables = function assigned_variables() {
Scope.prototype.assigned_variables = function() {
var _a, _b, key, val;
_a = []; _b = this.variables;
for (key in _b) { if (__hasProp.call(_b, key)) {
@ -125,11 +125,11 @@
return _a;
};
// Compile the JavaScript for all of the variable declarations in this scope.
Scope.prototype.compiled_declarations = function compiled_declarations() {
Scope.prototype.compiled_declarations = function() {
return this.declared_variables().join(', ');
};
// Compile the JavaScript for all of the variable assignments in this scope.
Scope.prototype.compiled_assignments = function compiled_assignments() {
Scope.prototype.compiled_assignments = function() {
return this.assigned_variables().join(', ');
};
return Scope;