import * as ts from "typescript";

import { TranspileError } from "./TranspileError";

export const transpileError = (error: TranspileError) => ({

file: error.node.getSourceFile(),

start: error.node.getStart(),

length: error.node.getWidth(),

category: ts.DiagnosticCategory.Error,

code: 0,

source: "typescript-to-lua",

messageText: error.message,

});

export const tstlOptionsAreMovingToTheTstlObject = (tstl: Record<string, any>) => ({

file: undefined,

start: undefined,

length: undefined,

category: ts.DiagnosticCategory.Warning,

code: 0,

source: "typescript-to-lua",

messageText:

'TSTL options are moving to the "tstl" object. Adjust your tsconfig to look like\n' +

`"tstl": ${JSON.stringify(tstl, undefined, 4)}`,

});

export const watchErrorSummary = (errorCount: number): ts.Diagnostic => ({

file: undefined,

start: undefined,

length: undefined,

category: ts.DiagnosticCategory.Message,

code: errorCount === 1 ? 6193 : 6194,

messageText:

errorCount === 1

? "Found 1 error. Watching for file changes."

: `Found ${errorCount} errors. Watching for file changes.`,

});

const createCommandLineError = <Args extends any[]>(

code: number,

getMessage: (...args: Args) => string

) => (...args: Args): ts.Diagnostic => ({

file: undefined,

start: undefined,

length: undefined,

category: ts.DiagnosticCategory.Error,

code,

messageText: getMessage(...args),

});

export const unknownCompilerOption = createCommandLineError(

5023,

(name: string) => `Unknown compiler option '${name}'.`

);

export const compilerOptionRequiresAValueOfType = createCommandLineError(

5024,

(name: string, type: string) => `Compiler option '${name}' requires a value of type ${type}.`

);

export const optionProjectCannotBeMixedWithSourceFilesOnACommandLine = createCommandLineError(

5042,

() => "Option 'project' cannot be mixed with source files on a command line."

);

export const cannotFindATsconfigJsonAtTheSpecifiedDirectory = createCommandLineError(

5057,

(dir: string) => `Cannot find a tsconfig.json file at the specified directory: '${dir}'.`

);

export const theSpecifiedPathDoesNotExist = createCommandLineError(

5058,

(dir: string) => `The specified path does not exist: '${dir}'.`

);

export const compilerOptionExpectsAnArgument = createCommandLineError(

6044,

(name: string) => `Compiler option '${name}' expects an argument.`

);

export const argumentForOptionMustBe = createCommandLineError(

6046,

(name: string, values: string) => `Argument for '${name}' option must be: ${values}.`

);

export const optionBuildMustBeFirstCommandLineArgument = createCommandLineError(

6369,

() => "Option '--build' must be the first command line argument."

);