tailwind-ctp-intellisense/packages/tailwindcss-language-service/src/diagnostics/getInvalidVariantDiagnostic...

78 lines
2.4 KiB
TypeScript

import { State, Settings } from '../util/state'
import type { TextDocument, Range, DiagnosticSeverity } from 'vscode-languageserver'
import { InvalidVariantDiagnostic, DiagnosticKind } from './types'
import { isCssDoc } from '../util/css'
import { getLanguageBoundaries } from '../util/getLanguageBoundaries'
import { findAll, indexToPosition } from '../util/find'
import { closest } from '../util/closest'
import { absoluteRange } from '../util/absoluteRange'
export function getInvalidVariantDiagnostics(
state: State,
document: TextDocument,
settings: Settings
): InvalidVariantDiagnostic[] {
let severity = settings.lint.invalidVariant
if (severity === 'ignore') return []
let diagnostics: InvalidVariantDiagnostic[] = []
let ranges: Range[] = []
if (isCssDoc(state, document)) {
ranges.push(undefined)
} else {
let boundaries = getLanguageBoundaries(state, document)
if (!boundaries) return []
ranges.push(...boundaries.css)
}
ranges.forEach((range) => {
let text = document.getText(range)
let matches = findAll(/(?:\s|^)@variants\s+(?<variants>[^{]+)/g, text)
matches.forEach((match) => {
let variants = match.groups.variants.split(/(\s*,\s*)/)
let listStartIndex =
match.index + match[0].length - match.groups.variants.length
for (let i = 0; i < variants.length; i += 2) {
let variant = variants[i].trim()
if (state.variants.includes(variant)) {
continue
}
let message = `The variant '${variant}' does not exist.`
let suggestions: string[] = []
let suggestion = closest(variant, state.variants)
if (suggestion) {
suggestions.push(suggestion)
message += ` Did you mean '${suggestion}'?`
}
let variantStartIndex =
listStartIndex + variants.slice(0, i).join('').length
diagnostics.push({
code: DiagnosticKind.InvalidVariant,
range: absoluteRange(
{
start: indexToPosition(text, variantStartIndex),
end: indexToPosition(text, variantStartIndex + variant.length),
},
range
),
severity:
severity === 'error'
? 1 /* DiagnosticSeverity.Error */
: 2 /* DiagnosticSeverity.Warning */,
message,
suggestions,
})
}
})
})
return diagnostics
}