gulp-json-to-js

gulp-json-to-js is a gulp plugin to converted JSON to js files easily.

you should install npm install gulp-json-to-js

Exemple

var gulp = require('gulp');
var JSONtoJS = require('gulp-json-to-js');
 
var base = function () {
    return gulp.src('./test/modele/base.json')
        .pipe(JSONtoJS())
        .pipe(gulp.dest('./test/cache/test1'));
};
gulp.task('base', [], base);

or

var gulp = require('gulp');
var JSONtoJS = require('gulp-json-to-js');
 
var base = function () {
    return gulp.src('./test/modele/base.json')
        .pipe(JSONtoJS({nameVariableSufix:'Suffix'}))
        .pipe(gulp.dest('./test/cache/test1'));
};
gulp.task('base', [], base);

for rename the end variable.