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#!/usr/bin/env node
'use strict';
var path = require('path');
var del = require('del');
var gulp = require('gulp');
var browserify = require('browserify');
var jshint = require('gulp-jshint');
var uglify = require('gulp-uglify');
var rename = require('gulp-rename');
var envify = require('envify/custom');
var unreach = require('unreachable-branch-transform');
var source = require('vinyl-source-stream');
var exorcist = require('exorcist');
var bower = require('bower');
var DEST = './dist/';
var build = function(src, dst, ugly) {
var result = browserify({
debug: true,
insert_global_vars: false,
detectGlobals: false,
bundleExternal: false
})
.require('./' + src + '.js', {expose: 'web3'})
.add('./' + src + '.js')
.transform('envify', {
NODE_ENV: 'build'
})
.transform('unreachable-branch-transform');
if (ugly) {
result = result.transform('uglifyify', {
mangle: false,
compress: {
dead_code: false,
conditionals: true,
unused: false,
hoist_funs: true,
hoist_vars: true,
negate_iife: false
},
beautify: true,
warnings: true
});
}
return result.bundle()
.pipe(exorcist(path.join( DEST, dst + '.js.map')))
.pipe(source(dst + '.js'))
.pipe(gulp.dest( DEST ));
};
var uglifyFile = function(file) {
return gulp.src( DEST + file + '.js')
.pipe(uglify())
.pipe(rename(file + '.min.js'))
.pipe(gulp.dest( DEST ));
};
gulp.task('bower', function(cb){
bower.commands.install().on('end', function (installed){
console.log(installed);
cb();
});
});
gulp.task('clean', ['lint'], function(cb) {
del([ DEST ], cb);
});
gulp.task('lint', function(){
return gulp.src(['./*.js', './lib/*.js'])
.pipe(jshint())
.pipe(jshint.reporter('default'));
});
gulp.task('build', ['clean'], function () {
return build('index', 'ethereum', true);
});
gulp.task('buildDev', ['clean'], function () {
return build('index', 'ethereum', false);
});
gulp.task('uglify', ['build'], function(){
return uglifyFile('ethereum');
});
gulp.task('uglifyDev', ['buildDev'], function(){
return uglifyFile('ethereum');
});
gulp.task('watch', function() {
gulp.watch(['./lib/*.js'], ['lint', 'prepare', 'build']);
});
gulp.task('release', ['bower', 'lint', 'build', 'uglify']);
gulp.task('dev', ['bower', 'lint', 'buildDev', 'uglifyDev']);
gulp.task('default', ['dev']);
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