/
displayNameAndId.js
239 lines (217 loc) · 6.65 KB
/
displayNameAndId.js
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import path from 'path'
import fs from 'fs'
import {
useFileName,
useDisplayName,
useSSR,
useMeaninglessFileNames,
useNamespace,
} from '../utils/options'
import getName from '../utils/getName'
import prefixLeadingDigit from '../utils/prefixDigit'
import hash from '../utils/hash'
import {
isCreateGlobalStyleHelper,
isCSSHelper,
isStyled,
} from '../utils/detectors'
const addConfig = t => (path, displayName, componentId) => {
if (!displayName && !componentId) {
return
}
const withConfigProps = []
if (displayName) {
withConfigProps.push(
t.objectProperty(
t.identifier('displayName'),
t.stringLiteral(displayName)
)
)
}
if (componentId) {
withConfigProps.push(
t.objectProperty(
t.identifier('componentId'),
t.stringLiteral(componentId)
)
)
}
const existingConfig = getExistingConfig(t)(path)
if (
existingConfig &&
existingConfig.arguments.length &&
Array.isArray(existingConfig.arguments[0].properties) &&
!existingConfig.arguments[0].properties.some(prop =>
['displayName', 'componentId'].includes(prop.key.name)
)
) {
existingConfig.arguments[0].properties.push(...withConfigProps)
return
}
if (
path.node.callee &&
t.isMemberExpression(path.node.callee.callee) &&
path.node.callee.callee.property &&
path.node.callee.callee.property.name &&
path.node.callee.callee.property.name == 'withConfig' &&
path.node.callee.arguments.length &&
Array.isArray(path.node.callee.arguments[0].properties) &&
!path.node.callee.arguments[0].properties.some(prop =>
['displayName', 'componentId'].includes(prop.key.name)
)
) {
path.node.callee.arguments[0].properties.push(...withConfigProps)
return
}
if (path.node.tag) {
// Replace x`...` with x.withConfig({ })`...`
path.node.tag = t.callExpression(
t.memberExpression(path.node.tag, t.identifier('withConfig')),
[t.objectExpression(withConfigProps)]
)
} else {
path.replaceWith(
t.callExpression(
t.callExpression(
t.memberExpression(path.node.callee, t.identifier('withConfig')),
[t.objectExpression(withConfigProps)]
),
path.node.arguments
)
)
}
}
const getExistingConfig = t => path => {
if (
path.node.callee &&
t.isMemberExpression(path.node.callee.callee) &&
path.node.callee.callee.property &&
path.node.callee.callee.property.name &&
path.node.callee.callee.property.name == 'withConfig'
) {
return path.node.callee
}
if (
path.node.callee &&
t.isMemberExpression(path.node.callee.callee) &&
path.node.callee.callee.object &&
path.node.callee.callee.object.callee &&
path.node.callee.callee.object.callee.property &&
path.node.callee.callee.object.callee.property.name === 'withConfig'
) {
return path.node.callee.callee.object
}
}
const getBlockName = (file, meaninglessFileNames) => {
const name = path.basename(
file.opts.filename,
path.extname(file.opts.filename)
)
return meaninglessFileNames.includes(name)
? path.basename(path.dirname(file.opts.filename))
: name
}
const getDisplayName = t => (path, state) => {
const { file } = state
const componentName = getName(t)(path)
if (file) {
const blockName = getBlockName(file, useMeaninglessFileNames(state))
if (blockName === componentName) {
return componentName
}
return componentName
? `${prefixLeadingDigit(blockName)}__${componentName}`
: prefixLeadingDigit(blockName)
} else {
return componentName
}
}
const findModuleRoot = filename => {
if (!filename) {
return null
}
let dir = path.dirname(filename)
if (fs.existsSync(path.join(dir, 'package.json'))) {
return dir
} else if (dir !== filename) {
return findModuleRoot(dir)
} else {
return null
}
}
const FILE_HASH = 'styled-components-file-hash'
const COMPONENT_POSITION = 'styled-components-component-position'
const separatorRegExp = new RegExp(`\\${path.sep}`, 'g')
const getFileHash = state => {
const { file } = state
// hash calculation is costly due to fs operations, so we'll cache it per file.
if (file.get(FILE_HASH)) {
return file.get(FILE_HASH)
}
const filename = file.opts.filename
// find module root directory
const moduleRoot = findModuleRoot(filename)
const filePath =
moduleRoot &&
path.relative(moduleRoot, filename).replace(separatorRegExp, '/')
const moduleName =
moduleRoot &&
JSON.parse(fs.readFileSync(path.join(moduleRoot, 'package.json'))).name
const code = file.code
const stuffToHash = [moduleName]
if (filePath) {
stuffToHash.push(filePath)
} else {
stuffToHash.push(code)
}
const fileHash = hash(stuffToHash.join(''))
file.set(FILE_HASH, fileHash)
return fileHash
}
const getNextId = state => {
const id = state.file.get(COMPONENT_POSITION) || 0
state.file.set(COMPONENT_POSITION, id + 1)
return id
}
const getComponentId = state => {
// Prefix the identifier with a character because CSS classes cannot start with a number
return `${useNamespace(state)}sc-${getFileHash(state)}-${getNextId(state)}`
}
export default t => (path, state) => {
if (
path.node.tag
? isStyled(t)(path.node.tag, state)
: /* styled()`` */ (isStyled(t)(path.node.callee, state) &&
path.node.callee.property &&
path.node.callee.property.name !== 'withConfig') ||
// styled(x)({})
(isStyled(t)(path.node.callee, state) &&
!t.isMemberExpression(path.node.callee.callee)) ||
// styled(x).attrs()({})
(isStyled(t)(path.node.callee, state) &&
t.isMemberExpression(path.node.callee.callee) &&
path.node.callee.callee.property &&
path.node.callee.callee.property.name &&
path.node.callee.callee.property.name !== 'withConfig') ||
// styled(x).withConfig({})
(isStyled(t)(path.node.callee, state) &&
t.isMemberExpression(path.node.callee.callee) &&
path.node.callee.callee.property &&
path.node.callee.callee.property.name &&
path.node.callee.callee.property.name === 'withConfig' &&
path.node.callee.arguments.length &&
Array.isArray(path.node.callee.arguments[0].properties) &&
!path.node.callee.arguments[0].properties.some(prop =>
['displayName', 'componentId'].includes(prop.key.name)
))
) {
const displayName =
useDisplayName(state) &&
getDisplayName(t)(path, useFileName(state) && state)
addConfig(t)(
path,
displayName && displayName.replace(/[^_a-zA-Z0-9-]/g, ''),
useSSR(state) && getComponentId(state)
)
}
}