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throw null

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This commit is contained in:
Dmitry Vasilev
2023-02-08 04:09:53 +08:00
parent 13e4e7feca
commit 653ecc7479
6 changed files with 48 additions and 19 deletions
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22
test/test.js
View File

@@ -456,6 +456,21 @@ export const tests = [
)
}),
test('throw null', () => {
assert_code_error(`throw null`, null)
}),
test('throw null from function', () => {
const code = `
const throws = () => { throw null }
throws()
`
const s = test_initial_state(code)
const moved = COMMANDS.move_cursor(s, code.indexOf('throws()'))
assert_equal(moved.value_explorer.result.ok, false)
assert_equal(moved.value_explorer.result.error, null)
}),
test('new', () => {
assert_code_evals_to('new Error("test").message', 'test')
}),
@@ -2774,6 +2789,13 @@ const y = x()`
)
}),
test('async/await promise rejected with null', async () => {
await assert_code_error_async(
`await Promise.reject()`,
undefined
)
}),
test('async/await await rejected Promise returned from async', async () => {
await assert_code_error_async(
`

20
test/utils.js
View File

@@ -1,5 +1,4 @@
import {parse, print_debug_node, load_modules} from '../src/parse_js.js'
import {eval_tree, eval_frame} from '../src/eval.js'
import {print_debug_node, load_modules} from '../src/parse_js.js'
import {active_frame, pp_calltree} from '../src/calltree.js'
import {COMMANDS} from '../src/cmd.js'
@@ -17,21 +16,18 @@ export const parse_modules = (entry, modules) =>
load_modules(entry, module_name => modules[module_name])
export const assert_code_evals_to = (codestring, expected) => {
const parse_result = parse(codestring)
assert_equal(parse_result.ok, true)
const tree = eval_tree(parse_result.node)
const frame = eval_frame(tree)
const s = test_initial_state(codestring)
const frame = active_frame(s)
const result = frame.children.at(-1).result
assert_equal({ok: result.ok, value: result.value}, {ok: true, value: expected})
assert_equal(result.ok, true)
assert_equal(result.value, expected)
return frame
}
export const assert_code_error = (codestring, error) => {
const parse_result = parse(codestring)
assert_equal(parse_result.ok, true)
const tree = eval_tree(parse_result.node)
const frame = eval_frame(tree)
const result = frame.children[frame.children.length - 1].result
const state = test_initial_state(codestring)
const frame = active_frame(state)
const result = frame.children.at(-1).result
assert_equal(result.ok, false)
assert_equal(result.error, error)
}