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Minor API changes.

This commit is contained in:
Jason Walton 2013-03-04 09:45:25 -05:00
parent 96785872cd
commit 979e110a84
4 changed files with 65 additions and 74 deletions

View file

@ -46,21 +46,26 @@
};
exports.compile = compile = function(code, options) {
var currentColumn, currentLine, fragment, fragments, header, js, merge, newLines, _j, _len1;
var answer, coffeeFile, currentColumn, currentLine, fragment, fragments, header, js, jsFile, merge, newLines, sourceMap, _j, _len1;
if (options == null) {
options = {};
}
merge = exports.helpers.merge;
try {
if (options.sourceMap) {
coffeeFile = path.basename(options.filename);
jsFile = baseFileName(options.filename) + ".js";
sourceMap = new sourcemap.SourceMap();
}
fragments = (parser.parse(lexer.tokenize(code, options))).compileToFragments(options);
currentLine = 0;
currentColumn = 0;
js = "";
for (_j = 0, _len1 = fragments.length; _j < _len1; _j++) {
fragment = fragments[_j];
if (options.sourceMap) {
if (sourceMap) {
if (fragment.locationData) {
options.sourceMap.addMapping([fragment.locationData.first_line, fragment.locationData.first_column], [currentLine, currentColumn], {
sourceMap.addMapping([fragment.locationData.first_line, fragment.locationData.first_column], [currentLine, currentColumn], {
noReplace: true
});
}
@ -70,42 +75,27 @@
}
js += fragment.code;
}
if (!options.header) {
return js;
}
} catch (err) {
if (options.filename) {
err.message = "In " + options.filename + ", " + err.message;
}
throw err;
}
header = "Generated by CoffeeScript " + this.VERSION;
return "// " + header + "\n" + js;
};
exports.compileWithSourceMap = function(code, options) {
var coffeeFile, compiledJs, jsFile, merge, v3SourceMap;
if (options == null) {
options = {};
if (options.header) {
header = "Generated by CoffeeScript " + this.VERSION;
js = "// " + header + "\n" + js;
}
merge = exports.helpers.merge;
try {
options = helpers.extend({}, options);
options.sourceMap = new sourcemap.SourceMap();
coffeeFile = path.basename(options.filename);
jsFile = baseFileName(options.filename) + ".js";
compiledJs = exports.compile(code, options);
v3SourceMap = sourcemap.generateV3SourceMap(options.sourceMap, coffeeFile, jsFile);
return {
compiledJs: compiledJs,
v3SourceMap: v3SourceMap,
sourceMap: options.sourceMap
if (options.sourceMap || options.returnObject) {
answer = {
js: js
};
} catch (err) {
if (options.filename) {
err.message = "In " + options.filename + ", " + err.message;
if (sourceMap) {
answer.sourceMap = sourceMap;
answer.v3SourceMap = sourcemap.generateV3SourceMap(sourceMap, coffeeFile, jsFile);
}
throw err;
return answer;
} else {
return js;
}
};

View file

@ -168,13 +168,9 @@
sourceCode[sources.indexOf(t.file)] = t.input;
return compileJoin();
} else {
if (o.maps) {
compiled = CoffeeScript.compileWithSourceMap(t.input, t.options);
t.output = compiled.compiledJs;
t.sourceMap = compiled.v3SourceMap;
} else {
t.output = CoffeeScript.compile(t.input, t.options);
}
compiled = CoffeeScript.compile(t.input, t.options);
t.output = compiled.js;
t.sourceMap = compiled.v3SourceMap;
CoffeeScript.emit('success', task);
if (o.print) {
return printLine(t.output.trim());
@ -479,7 +475,9 @@
filename: filename,
literate: helpers.isLiterate(filename),
bare: opts.bare,
header: opts.compile
header: opts.compile,
sourceMap: opts.maps,
returnObject: true
};
};

View file

@ -34,11 +34,23 @@ baseFileName = (fileName) ->
extension = path.extname(fileName)
return path.basename fileName, extension
# Compile a string of CoffeeScript code to JavaScript, using the Coffee/Jison
# compiler.
# Compile CoffeeScript code to JavaScript, using the Coffee/Jison compiler.
#
# If `options.sourceMap` is specified, then `options.filename` must also be specified.
#
# This returns a javascript string, unless `options.sourceMap` or `options.returnObject` are true,
# in which case this returns a `{js, v3SourceMap, sourceMap}
# object, where sourceMap is a sourcemap.coffee#SourceMap object, handy for doing programatic
# lookups.
exports.compile = compile = (code, options = {}) ->
{merge} = exports.helpers
try
if options.sourceMap
coffeeFile = path.basename options.filename
jsFile = baseFileName(options.filename) + ".js"
sourceMap = new sourcemap.SourceMap()
fragments = (parser.parse lexer.tokenize(code, options)).compileToFragments options
currentLine = 0
@ -46,9 +58,9 @@ exports.compile = compile = (code, options = {}) ->
js = ""
for fragment in fragments
# Update the sourcemap with data from each fragment
if options.sourceMap
if sourceMap
if fragment.locationData
options.sourceMap.addMapping(
sourceMap.addMapping(
[fragment.locationData.first_line, fragment.locationData.first_column],
[currentLine, currentColumn],
{noReplace: true})
@ -59,35 +71,22 @@ exports.compile = compile = (code, options = {}) ->
# Copy the code from each fragment into the final JavaScript.
js += fragment.code
return js unless options.header
catch err
err.message = "In #{options.filename}, #{err.message}" if options.filename
throw err
header = "Generated by CoffeeScript #{@VERSION}"
"// #{header}\n#{js}"
# Generates a compiled code and a source map for a string of CoffeeScript code.
# Callers should specifiy `options.filename`. Returns a `{compiledJs, v3SourceMap, sourceMap}
# object, where sourceMap is a sourcemap.coffee#SourceMap object, handy for doing programatic
# lookups.
exports.compileWithSourceMap = (code, options={}) ->
{merge} = exports.helpers
try
options = helpers.extend {}, options
options.sourceMap = new sourcemap.SourceMap()
coffeeFile = path.basename options.filename
jsFile = baseFileName(options.filename) + ".js"
compiledJs = exports.compile code, options
v3SourceMap = sourcemap.generateV3SourceMap options.sourceMap, coffeeFile, jsFile
return {
compiledJs,
v3SourceMap,
sourceMap: options.sourceMap
}
catch err
err.message = "In #{options.filename}, #{err.message}" if options.filename
throw err
if options.header
header = "Generated by CoffeeScript #{@VERSION}"
js = "// #{header}\n#{js}"
if options.sourceMap or options.returnObject
answer = {js}
if sourceMap
answer.sourceMap = sourceMap
answer.v3SourceMap = sourcemap.generateV3SourceMap sourceMap, coffeeFile, jsFile
answer
else
js
# Tokenize a string of CoffeeScript code, and return the array of tokens.
exports.tokens = (code, options) ->

View file

@ -125,12 +125,9 @@ compileScript = (file, input, base) ->
sourceCode[sources.indexOf(t.file)] = t.input
compileJoin()
else
if o.maps
compiled = CoffeeScript.compileWithSourceMap t.input, t.options
t.output = compiled.compiledJs
t.sourceMap = compiled.v3SourceMap
else
t.output = CoffeeScript.compile t.input, t.options
compiled = CoffeeScript.compile t.input, t.options
t.output = compiled.js
t.sourceMap = compiled.v3SourceMap
CoffeeScript.emit 'success', task
if o.print then printLine t.output.trim()
@ -322,7 +319,14 @@ parseOptions = ->
# The compile-time options to pass to the CoffeeScript compiler.
compileOptions = (filename) ->
{filename, literate: helpers.isLiterate(filename), bare: opts.bare, header: opts.compile}
{
filename
literate: helpers.isLiterate(filename)
bare: opts.bare
header: opts.compile
sourceMap: opts.maps
returnObject: yes
}
# Start up a new Node.js instance with the arguments in `--nodejs` passed to
# the `node` binary, preserving the other options.