| var SourceMapGenerator = require('source-map').SourceMapGenerator; |
| var all = require('./helpers').all; |
| |
| var isRemoteResource = require('../utils/is-remote-resource'); |
| |
| var isWindows = process.platform == 'win32'; |
| |
| var NIX_SEPARATOR_PATTERN = /\//g; |
| var UNKNOWN_SOURCE = '$stdin'; |
| var WINDOWS_SEPARATOR = '\\'; |
| |
| function store(serializeContext, element) { |
| var fromString = typeof element == 'string'; |
| var value = fromString ? element : element[1]; |
| var mappings = fromString ? null : element[2]; |
| var wrap = serializeContext.wrap; |
| |
| wrap(serializeContext, value); |
| track(serializeContext, value, mappings); |
| serializeContext.output.push(value); |
| } |
| |
| function wrap(serializeContext, value) { |
| if (serializeContext.column + value.length > serializeContext.format.wrapAt) { |
| track(serializeContext, serializeContext.format.breakWith, false); |
| serializeContext.output.push(serializeContext.format.breakWith); |
| } |
| } |
| |
| function track(serializeContext, value, mappings) { |
| var parts = value.split('\n'); |
| |
| if (mappings) { |
| trackAllMappings(serializeContext, mappings); |
| } |
| |
| serializeContext.line += parts.length - 1; |
| serializeContext.column = parts.length > 1 ? 0 : (serializeContext.column + parts.pop().length); |
| } |
| |
| function trackAllMappings(serializeContext, mappings) { |
| for (var i = 0, l = mappings.length; i < l; i++) { |
| trackMapping(serializeContext, mappings[i]); |
| } |
| } |
| |
| function trackMapping(serializeContext, mapping) { |
| var line = mapping[0]; |
| var column = mapping[1]; |
| var originalSource = mapping[2]; |
| var source = originalSource; |
| var storedSource = source || UNKNOWN_SOURCE; |
| |
| if (isWindows && source && !isRemoteResource(source)) { |
| storedSource = source.replace(NIX_SEPARATOR_PATTERN, WINDOWS_SEPARATOR); |
| } |
| |
| serializeContext.outputMap.addMapping({ |
| generated: { |
| line: serializeContext.line, |
| column: serializeContext.column |
| }, |
| source: storedSource, |
| original: { |
| line: line, |
| column: column |
| } |
| }); |
| |
| if (serializeContext.inlineSources && (originalSource in serializeContext.sourcesContent)) { |
| serializeContext.outputMap.setSourceContent(storedSource, serializeContext.sourcesContent[originalSource]); |
| } |
| } |
| |
| function serializeStylesAndSourceMap(tokens, context) { |
| var serializeContext = { |
| column: 0, |
| format: context.options.format, |
| indentBy: 0, |
| indentWith: '', |
| inlineSources: context.options.sourceMapInlineSources, |
| line: 1, |
| output: [], |
| outputMap: new SourceMapGenerator(), |
| sourcesContent: context.sourcesContent, |
| spaceAfterClosingBrace: context.options.compatibility.properties.spaceAfterClosingBrace, |
| store: store, |
| wrap: context.options.format.wrapAt ? |
| wrap : |
| function () { /* noop */ } |
| }; |
| |
| all(serializeContext, tokens); |
| |
| return { |
| sourceMap: serializeContext.outputMap, |
| styles: serializeContext.output.join('') |
| }; |
| } |
| |
| module.exports = serializeStylesAndSourceMap; |