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authorAlex Mingoia <talk@alexmingoia.com>2016-05-21 17:04:26 -0700
committerAlex Mingoia <talk@alexmingoia.com>2016-05-21 17:04:26 -0700
commit17acb575860cf1bed9e1f6d992a9b7cd66057464 (patch)
tree10a7677d88c750b360f141b2e9d5ca095e01ab4c /src/index.js
parentc0f935ab2372125cf00cdd722f83afa31e07eb9a (diff)
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Reference source ffi module instead of output ffi module.
Diffstat (limited to 'src/index.js')
-rw-r--r--src/index.js39
1 files changed, 24 insertions, 15 deletions
diff --git a/src/index.js b/src/index.js
index e09d247..72da4d0 100644
--- a/src/index.js
+++ b/src/index.js
@@ -10,7 +10,8 @@ const spawn = require('child_process').spawn
10const path = require('path') 10const path = require('path')
11const retryPromise = require('promise-retry') 11const retryPromise = require('promise-retry')
12 12
13const psModuleRegex = /(?:^|\n)module\s+([\w\.]+)/i 13const ffiModuleRegex = /\/\/\s+module\s+([\w\.]+)/i
14const srcModuleRegex = /(?:^|\n)module\s+([\w\.]+)/i
14const requireRegex = /require\(['"]\.\.\/([\w\.]+)['"]\)/g 15const requireRegex = /require\(['"]\.\.\/([\w\.]+)['"]\)/g
15 16
16module.exports = function purescriptLoader(source, map) { 17module.exports = function purescriptLoader(source, map) {
@@ -77,7 +78,7 @@ module.exports = function purescriptLoader(source, map) {
77 }) 78 })
78 } 79 }
79 80
80 const psModuleName = match(psModuleRegex, source) 81 const psModuleName = match(srcModuleRegex, source)
81 const psModule = { 82 const psModule = {
82 name: psModuleName, 83 name: psModuleName,
83 load: js => callback(null, js), 84 load: js => callback(null, js),
@@ -135,7 +136,7 @@ function toJavaScript(psModule) {
135 136
136 return Promise.props({ 137 return Promise.props({
137 js: fs.readFileAsync(jsPath, 'utf8'), 138 js: fs.readFileAsync(jsPath, 'utf8'),
138 psModuleMap: psModuleMap(options.src, cache) 139 psModuleMap: psModuleMap(options, cache)
139 }).then(result => { 140 }).then(result => {
140 let js = '' 141 let js = ''
141 142
@@ -147,15 +148,13 @@ function toJavaScript(psModule) {
147 } else { 148 } else {
148 // replace require paths to output files generated by psc with paths 149 // replace require paths to output files generated by psc with paths
149 // to purescript sources, which are then also run through this loader. 150 // to purescript sources, which are then also run through this loader.
150 const foreignRequire = 'require("' + path.resolve(
151 path.join(psModule.options.output, psModule.name, 'foreign.js')
152 ) + '")'
153
154 js = result.js 151 js = result.js
155 .replace(requireRegex, (m, p1) => { 152 .replace(requireRegex, (m, p1) => {
156 return 'require("' + result.psModuleMap[p1] + '")' 153 return 'require("' + result.psModuleMap[p1].src + '")'
154 })
155 .replace(/require\(['"]\.\/foreign['"]\)/g, (m, p1) => {
156 return 'require("' + result.psModuleMap[psModule.name].ffi + '")'
157 }) 157 })
158 .replace(/require\(['"]\.\/foreign['"]\)/g, foreignRequire)
159 } 158 }
160 159
161 return js 160 return js
@@ -357,20 +356,30 @@ function bundle(options, cache) {
357} 356}
358 357
359// map of PS module names to their source path 358// map of PS module names to their source path
360function psModuleMap(globs, cache) { 359function psModuleMap(options, cache) {
361 if (cache.psModuleMap) return Promise.resolve(cache.psModuleMap) 360 if (cache.psModuleMap) return Promise.resolve(cache.psModuleMap)
362 361
362 const globs = [].concat(options.src).concat(options.ffi)
363
363 return globby(globs).then(paths => { 364 return globby(globs).then(paths => {
364 return Promise 365 return Promise
365 .props(paths.reduce((map, file) => { 366 .props(paths.reduce((map, file) => {
366 map[file] = fs.readFileAsync(file, 'utf8') 367 map[file] = fs.readFileAsync(file, 'utf8')
367 return map 368 return map
368 }, {})) 369 }, {}))
369 .then(srcMap => { 370 .then(fileMap => {
370 cache.psModuleMap = Object.keys(srcMap).reduce((map, file) => { 371 cache.psModuleMap = Object.keys(fileMap).reduce((map, file) => {
371 const source = srcMap[file] 372 const source = fileMap[file]
372 const psModuleName = match(psModuleRegex, source) 373 const ext = path.extname(file)
373 map[psModuleName] = path.resolve(file) 374 const isPurs = ext.match(/purs$/i)
375 const moduleRegex = isPurs ? srcModuleRegex : ffiModuleRegex
376 const moduleName = match(moduleRegex, source)
377 map[moduleName] = map[moduleName] || {}
378 if (isPurs) {
379 map[moduleName].src = path.resolve(file)
380 } else {
381 map[moduleName].ffi = path.resolve(file)
382 }
374 return map 383 return map
375 }, {}) 384 }, {})
376 return cache.psModuleMap 385 return cache.psModuleMap