forked from rosa/hakurei
internal/rosa/azalea: ast and parser
This syntax is not final, but acts as a stopgap solution and a proof of concept. Signed-off-by: Ophestra <cat@gensokyo.uk>
This commit is contained in:
156
internal/rosa/azalea/azalea_test.go
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156
internal/rosa/azalea/azalea_test.go
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package azalea_test
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import (
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_ "embed"
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"reflect"
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"strings"
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"testing"
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"text/scanner"
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. "hakurei.app/internal/rosa/azalea"
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)
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//go:embed testdata/gcc.az
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var sample string
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func TestParse(t *testing.T) {
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t.Parallel()
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testCases := []struct {
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name string
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data string
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want []any
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err error
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}{
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{"invalid", "}", nil, ExprError('}')},
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{"bad sep", "f{v?}", nil, TokenError{'=', '?'}},
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{"bad ident", "f{9}", nil, TokenError{scanner.Ident, scanner.Int}},
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{"share bad sep", "f { v,,v = v; }", nil, ExprError(',')},
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{"share missing sep", "f { v v }", nil, TokenError{',', scanner.Ident}},
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{"ident", `v`, []any{Ident("v")}, nil},
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{"concat", `f { v = v+"\xfd"+p{}+9; }`, []any{Func{
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Ident: "f",
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Args: []Arg{{K: []Ident{"v"}, V: Val{
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Ident("v"),
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String("\xfd"),
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Func{Ident: "p"},
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Int(9),
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}}},
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}}, nil},
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{"truncated string concat", `f { v = v+; }`, nil,
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ExprError(';')},
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{"empty pairs", `{}`, []any{[]KV(nil)}, nil},
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{"short kv", `{"\x00":v;}`, []any{[]KV{
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{K: "\x00", V: Val{Ident("v")}},
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}}, nil},
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{"truncated kv", `{"\x00"`, nil, ExprError(scanner.EOF)},
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{"ident kv", `{v="";}`, nil, ExprError(scanner.Ident)},
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{"empty array", `[]`, []any{Array(nil)}, nil},
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{"integer array", `[9]`, []any{Array{{Int(9)}}}, nil},
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{"short array", `[ "\x00" ]`, []any{
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Array{{String("\x00")}},
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}, nil},
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{"short array delim", `[ "\x00", ]`, []any{
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Array{{String("\x00")}},
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}, nil},
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{"missing array value", `[ "\x00", , v ]`, nil, ExprError(',')},
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{"missing array delimiter", `[ v0 v1 ]`, nil, TokenError{',', scanner.Ident}},
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{"truncated array", `[ "\x00"`, nil,
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ExprError(scanner.EOF)},
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{"gcc", sample, []any{Func{
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Ident: Ident("gcc"),
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Package: true,
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Args: []Arg{
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{K: []Ident{Ident("description")}, V: Val{String("The GNU Compiler Collection")}},
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{K: []Ident{Ident("website")}, V: Val{String("https://www.gnu.org/software/gcc")}},
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{K: []Ident{Ident("anitya")}, V: Val{Int(6502)}},
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{K: []Ident{Ident("version")}, V: Val{String("16.1.0")}, R: true},
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{K: []Ident{Ident("source")}, V: Val{Func{
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Ident: Ident("remoteTar"),
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Args: []Arg{
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{K: []Ident{Ident("url")}, V: Val{
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String("https://ftp.tsukuba.wide.ad.jp/software/gcc/releases/"),
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String("gcc-"),
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Ident("version"),
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String("/gcc-"),
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Ident("version"),
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String(".tar.gz"),
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}},
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{K: []Ident{Ident("checksum")}, V: Val{String("4ASoWbxaA2FW7PAB0zzHDPC5XnNhyaAyjtDPpGzceSLeYnEIXsNYZR3PA_Zu5P0K")}},
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{K: []Ident{Ident("compress")}, V: Val{Ident("gzip")}},
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},
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}}},
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{K: []Ident{Ident("patches")}, V: Val{Array{
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{String("musl-off64_t-loff_t.patch")},
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{String("musl-legacy-lfs.patch")},
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}}},
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{K: []Ident{Ident("exclusive")}, V: Val{Ident("true")}},
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{K: []Ident{Ident("exec")}, V: Val{Func{
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Ident: Ident("make"),
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Args: []Arg{
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{K: []Ident{Ident("configure")}, V: Val{[]KV{
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{K: String("disable-multilib")},
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{K: String("enable-default-pie")},
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{K: String("disable-nls")},
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{K: String("with-gnu-as")},
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{K: String("with-gnu-ld")},
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{K: String("with-system-zlib")},
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{K: String("enable-languages"), V: Val{String("c,c++,go")}},
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{K: String("with-native-system-header-dir"), V: Val{String("/system/include")}},
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{K: String("with-multilib-list"), V: Val{Func{
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Ident: Ident("arch"),
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Args: []Arg{
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{K: []Ident{Ident("amd64"), Ident("arm64")}, V: Val{String("''")}},
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{K: []Ident{Ident("default")}, V: Val{Ident("unset")}},
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},
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}}},
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}}},
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{K: []Ident{Ident("make")}, V: Val{Array{
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{String("BOOT_CFLAGS='-O2 -g'")},
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{
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Func{Ident: Ident("noop"), Args: []Arg{{K: []Ident{Ident("key")}, V: Val{Ident("value")}}}},
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String("\x00"),
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},
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{String("bootstrap")},
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}}},
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{K: []Ident{Ident("skip-check")}, V: Val{Ident("true")}},
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},
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}}},
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{K: []Ident{Ident("inputs")}, V: Val{Array{
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{Ident("binutils")},
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{Ident("mpc")},
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{Ident("zlib")},
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{Ident("libucontext")},
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{Ident("kernel-headers")},
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}}},
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},
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}}, nil},
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}
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for _, tc := range testCases {
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t.Run(tc.name, func(t *testing.T) {
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t.Parallel()
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p, err := Parse(strings.NewReader(tc.data))
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if !reflect.DeepEqual(p, tc.want) {
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t.Errorf("Parse: %#v, want %#v", p, tc.want)
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}
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if !reflect.DeepEqual(err, tc.err) {
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t.Errorf("Parse: error = %v, want %v", err, tc.err)
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}
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})
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}
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}
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