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Merge pull request #74 from reworkcss/source-map-fixes
Source map fixes
2 parents 35d5931 + a7a0f7c commit 9268ce8

31 files changed

+273
-270
lines changed

‎History.md

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@@ -1,13 +1,10 @@
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2.0.0 / 2014-01-24
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==================
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* rename source to filename
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- `source` is now the CSS string
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- `filename` is now the optional filename
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* changed default `options.position` value to `true`
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* remove comments from properties and values
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* asserts when selectors are missing
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* added `node.position.content` property
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1.7.0 / 2013-12-21
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==================

‎Readme.md

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@@ -16,8 +16,8 @@ var css = "body { \n background-color: #fff;\n }";
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var output_obj = parse(css);
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// Filename parameter for source mapping
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var output_obj_pos = parse(css, { filename: 'file.css' });
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// Source parameter to specify source file name for source maps
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var output_obj_pos = parse(css, { source: 'file.css' });
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// Print parsed object as CSS string
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console.log(JSON.stringify(output_obj, null, 2));
@@ -30,7 +30,7 @@ console.log(JSON.stringify(output_obj, null, 2));
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`options`:
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- `filename` - recommended for debugging.
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- `source` - recommended for debugging.
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- `position` - `true` by default.
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### Errors
@@ -39,8 +39,7 @@ Errors will have `err.position` where `position` is:
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- `start` - start line and column numbers
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- `end` - end line and column numbers
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- `filename` - filename if passed to options
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- `source` - source CSS string
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- `source` - `options.source` if passed to options
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If you create any errors in plugins such as in [rework](https://github.com/reworkcss/rework), you __must__ set the `position` as well for consistency.
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@@ -145,17 +144,18 @@ parse tree with `.position` enabled:
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}
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```
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If you also pass in `filename: 'path/to/original.css'`, that will be set
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on `node.position.filename`.
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`node.position.content` is set on each node to the full source string. If you
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also pass in `source: 'path/to/original.css'`, that will be set on
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`node.position.source`.
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## Performance
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Parsed 15,000 lines of CSS (2mb) in 40ms on my macbook air.
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## Related
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[css-stringify](https://github.com/visionmedia/css-stringify "CSS-Stringify")
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[css-value](https://github.com/visionmedia/css-value "CSS-Value")
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[css-stringify](https://github.com/visionmedia/css-stringify "CSS-Stringify")
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[css-value](https://github.com/visionmedia/css-value "CSS-Value")
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## License
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‎index.js

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@@ -29,9 +29,8 @@ module.exports = function(css, options){
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*/
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function position() {
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if (!options.position) return positionNoop;
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var start = { line: lineno, column: column };
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if (!options.position) return positionNoop;
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return function(node){
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node.position = new Position(start);
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};
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}
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/**
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* Store position information for a node
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*/
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function Position(start) {
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this.start = start;
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this.end = { line: lineno, column: column };
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this.filename = options.filename;
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this.source = options.source;
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}
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/**
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* Non-enumerable source string.
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* Non-enumerable source string
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*/
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Position.prototype.source = css;
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Position.prototype.content = css;
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/**
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* Return `node`.
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* Error `msg`.
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*/
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function error(msg, start) {
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function error(msg) {
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var err = new Error(msg + ' near line ' + lineno + ':' + column);
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err.position = new Position(start);
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err.filename = options.source;
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err.line = lineno;
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err.column = column;
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err.source = css;
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throw err;
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}
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@@ -183,7 +189,7 @@ module.exports = function(css, options){
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function selector() {
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var m = match(/^([^{]+)/);
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if (!m) return;
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/* @fix Remove all comments from selectors
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/* @fix Remove all comments from selectors
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* http://ostermiller.org/findcomment.html */
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return trim(m[0]).replace(/\/\*([^*]|[\r\n]|(\*+([^*/]|[\r\n])))*\*\/+/g, '').split(/\s*,\s*/);
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}

‎test/cases/charset.json

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"line": 1,
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"column": 18
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},
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"filename": "charset.css"
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"source": "charset.css"
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}
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},
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{
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"line": 1,
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"column": 82
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},
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"filename": "charset.css"
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"source": "charset.css"
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}
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},
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{
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"line": 2,
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"column": 24
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},
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"filename": "charset.css"
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"source": "charset.css"
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}
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},
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{
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"line": 2,
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"column": 122
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},
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"filename": "charset.css"
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"source": "charset.css"
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}
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}
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]

‎test/cases/colon-space.json

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"line": 2,
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"column": 19
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},
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"filename": "colon-space.css"
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"source": "colon-space.css"
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}
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},
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{
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"line": 3,
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"column": 16
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},
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"filename": "colon-space.css"
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"source": "colon-space.css"
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}
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}
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],
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"line": 4,
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"column": 2
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},
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"filename": "colon-space.css"
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"source": "colon-space.css"
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}
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}
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]

‎test/cases/comment.in.json

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"line": 2,
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"column": 20
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},
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"filename": "comment.in.css"
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"source": "comment.in.css"
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}
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},
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{
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"line": 3,
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"column": 51
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},
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"filename": "comment.in.css"
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"source": "comment.in.css"
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}
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}
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],
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"line": 4,
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"column": 2
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},
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"filename": "comment.in.css"
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"source": "comment.in.css"
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}
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}
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]

‎test/cases/comment.json

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"line": 1,
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"column": 8
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},
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"filename": "comment.css"
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"source": "comment.css"
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}
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},
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{
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"line": 3,
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"column": 44
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},
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"filename": "comment.css"
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"source": "comment.css"
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}
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},
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{
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"line": 4,
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"column": 10
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},
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"filename": "comment.css"
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"source": "comment.css"
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}
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},
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{
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"line": 5,
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"column": 7
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},
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"filename": "comment.css"
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"source": "comment.css"
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}
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},
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{
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"line": 5,
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"column": 17
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},
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"filename": "comment.css"
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"source": "comment.css"
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}
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},
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{
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"line": 6,
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"column": 10
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},
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"filename": "comment.css"
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"source": "comment.css"
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}
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}
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],
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"line": 7,
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"column": 2
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},
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"filename": "comment.css"
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"source": "comment.css"
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}
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},
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{
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"line": 7,
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"column": 10
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},
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"filename": "comment.css"
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"source": "comment.css"
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}
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},
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{
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"line": 9,
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"column": 8
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},
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"filename": "comment.css"
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"source": "comment.css"
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}
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}
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]

‎test/cases/comment.url.json

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"line": 1,
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"column": 34
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},
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"filename": "comment.url.css"
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"source": "comment.url.css"
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}
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},
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{
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"line": 2,
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"column": 5
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},
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"filename": "comment.url.css"
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"source": "comment.url.css"
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}
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},
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{
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"line": 4,
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"column": 12
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},
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"filename": "comment.url.css"
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"source": "comment.url.css"
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}
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},
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{
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"line": 5,
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"column": 18
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},
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"filename": "comment.url.css"
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"source": "comment.url.css"
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}
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},
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{
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"line": 6,
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"column": 11
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},
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"filename": "comment.url.css"
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"source": "comment.url.css"
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}
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},
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{
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"line": 6,
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"column": 46
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},
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"filename": "comment.url.css"
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"source": "comment.url.css"
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}
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}
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],
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"line": 7,
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"column": 2
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},
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"filename": "comment.url.css"
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"source": "comment.url.css"
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}
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}
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]

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