Current File : //proc/309157/root/www/specpages-backup/node_modules/nunjucks/src/precompile.js
'use strict';
var fs = require('fs');
var path = require('path');
var _require = require('./lib'),
_prettifyError = _require._prettifyError;
var compiler = require('./compiler');
var _require2 = require('./environment'),
Environment = _require2.Environment;
var precompileGlobal = require('./precompile-global');
function match(filename, patterns) {
if (!Array.isArray(patterns)) {
return false;
}
return patterns.some(function (pattern) {
return filename.match(pattern);
});
}
function precompileString(str, opts) {
opts = opts || {};
opts.isString = true;
var env = opts.env || new Environment([]);
var wrapper = opts.wrapper || precompileGlobal;
if (!opts.name) {
throw new Error('the "name" option is required when compiling a string');
}
return wrapper([_precompile(str, opts.name, env)], opts);
}
function precompile(input, opts) {
// The following options are available:
//
// * name: name of the template (auto-generated when compiling a directory)
// * isString: input is a string, not a file path
// * asFunction: generate a callable function
// * force: keep compiling on error
// * env: the Environment to use (gets extensions and async filters from it)
// * include: which file/folders to include (folders are auto-included, files are auto-excluded)
// * exclude: which file/folders to exclude (folders are auto-included, files are auto-excluded)
// * wrapper: function(templates, opts) {...}
// Customize the output format to store the compiled template.
// By default, templates are stored in a global variable used by the runtime.
// A custom loader will be necessary to load your custom wrapper.
opts = opts || {};
var env = opts.env || new Environment([]);
var wrapper = opts.wrapper || precompileGlobal;
if (opts.isString) {
return precompileString(input, opts);
}
var pathStats = fs.existsSync(input) && fs.statSync(input);
var precompiled = [];
var templates = [];
function addTemplates(dir) {
fs.readdirSync(dir).forEach(function (file) {
var filepath = path.join(dir, file);
var subpath = filepath.substr(path.join(input, '/').length);
var stat = fs.statSync(filepath);
if (stat && stat.isDirectory()) {
subpath += '/';
if (!match(subpath, opts.exclude)) {
addTemplates(filepath);
}
} else if (match(subpath, opts.include)) {
templates.push(filepath);
}
});
}
if (pathStats.isFile()) {
precompiled.push(_precompile(fs.readFileSync(input, 'utf-8'), opts.name || input, env));
} else if (pathStats.isDirectory()) {
addTemplates(input);
for (var i = 0; i < templates.length; i++) {
var name = templates[i].replace(path.join(input, '/'), '');
try {
precompiled.push(_precompile(fs.readFileSync(templates[i], 'utf-8'), name, env));
} catch (e) {
if (opts.force) {
// Don't stop generating the output if we're
// forcing compilation.
console.error(e); // eslint-disable-line no-console
} else {
throw e;
}
}
}
}
return wrapper(precompiled, opts);
}
function _precompile(str, name, env) {
env = env || new Environment([]);
var asyncFilters = env.asyncFilters;
var extensions = env.extensionsList;
var template;
name = name.replace(/\\/g, '/');
try {
template = compiler.compile(str, asyncFilters, extensions, name, env.opts);
} catch (err) {
throw _prettifyError(name, false, err);
}
return {
name: name,
template: template
};
}
module.exports = {
precompile: precompile,
precompileString: precompileString
};
Mini Shell