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Adds support for inclusion of variables defined in the gulpfile.js #19

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Adds support for inclusion of variables defined in the gulpfile.js #19

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23 changes: 16 additions & 7 deletions index.js
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Original file line number Diff line number Diff line change
Expand Up @@ -7,12 +7,13 @@ var fs = require('fs'),
gutil = require('gulp-util');

module.exports = function(options) {
var prefix, basepath, filters;
var prefix, basepath, filters, data;

if (typeof options === 'object') {
prefix = options.prefix || '@@';
basepath = options.basepath || '@file';
filters = options.filters;
data = options.data || {};
} else {
prefix = options || '@@';
basepath = '@file';
Expand All @@ -37,14 +38,14 @@ module.exports = function(options) {
text = stripCommentedIncludes(text);

try {
self.emit('data', include(file, text, includeRegExp, prefix, basepath, filters));
self.emit('data', include(file, text, includeRegExp, prefix, basepath, filters, data));
} catch (e) {
self.emit('error', new gutil.PluginError('gulp-file-include', e.message));
}
}));
} else if (file.isBuffer()) {
try {
self.emit('data', include(file, stripCommentedIncludes(String(file.contents)), includeRegExp, prefix, basepath, filters));
self.emit('data', include(file, stripCommentedIncludes(String(file.contents)), includeRegExp, prefix, basepath, filters, data));
} catch (e) {
self.emit('error', new gutil.PluginError('gulp-file-include', e.message));
}
Expand All @@ -54,9 +55,18 @@ module.exports = function(options) {
return es.through(fileInclude);
};

function include(file, text, includeRegExp, prefix, basepath, filters) {
function include(file, text, includeRegExp, prefix, basepath, filters, data) {
var matches = includeRegExp.exec(text),
data = Object.create(data || {}),
includeData;

var matches = includeRegExp.exec(text);
if (matches[3]) {
includeData = JSON.parse(matches[3]);

for (var attr in includeData) {
data[attr] = includeData[attr];
}
}

switch (basepath) {
case '@file':
Expand Down Expand Up @@ -97,9 +107,8 @@ function include(file, text, includeRegExp, prefix, basepath, filters) {

text = text.replace(match, includeContent);

if (matches[3]) {
if (Object.keys(data).length) {
// replace variables
var data = JSON.parse(matches[3]);
for (var k in data) {
text = text.replace(new RegExp(prefix + k, 'g'), data[k]);
}
Expand Down