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72 lines
1.9 KiB
Plaintext
72 lines
1.9 KiB
Plaintext
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import unindent, with_dev from require "spec.helpers"
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describe "moonscript.errors", ->
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local moonscript, errors, util, to_lua
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-- with_dev ->
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moonscript = require "moonscript.base"
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errors = require "moonscript.errors"
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util = require "moonscript.util"
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{:to_lua} = moonscript
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get_rewritten_line_no = (fname) ->
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fname = "spec/error_inputs/#{fname}.moon"
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chunk = moonscript.loadfile fname
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success, err = pcall chunk
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error "`#{fname}` is supposed to have runtime error!" if success
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source = tonumber err\match "^.-:(%d+):"
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line_table = assert require("moonscript.line_tables")["@#{fname}"], "missing line table"
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errors.reverse_line_number fname, line_table, source, {}
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describe "error rewriting", ->
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tests = {
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"first": 24
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"second": 16
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"third": 11
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}
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for name, expected_no in pairs tests
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it "should rewrite line number", ->
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assert.same get_rewritten_line_no(name), expected_no
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describe "line map", ->
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it "should create line table", ->
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moon_code = unindent [[
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print "hello world"
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if something
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print "cats"
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]]
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lua_code, posmap = assert to_lua moon_code
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-- print util.debug_posmap(posmap, moon_code, lua_code)
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assert.same { 1, 23, 36, 21 }, posmap
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it "should create line table for multiline string", ->
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moon_code = unindent [[
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print "one"
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x = [==[
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one
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two
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thre
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yes
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no
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]==]
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print "two"
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]]
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lua_code, posmap = assert to_lua moon_code
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-- print util.debug_posmap(posmap, moon_code, lua_code)
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assert.same {[1]: 1, [2]: 13, [7]: 13, [8]: 57}, posmap
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describe "error reporting", ->
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it "should compile bad code twice", ->
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code, err = to_lua "{b=5}"
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assert.truthy err
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code, err2 = to_lua "{b=5}"
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assert.same err, err2
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