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:
149
internal/rosa/azalea/azalea_test.go
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149
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, azalea.ExprError('}')},
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{"bad sep", "f{v?}", nil, azalea.TokenError{'=', '?'}},
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{"bad ident", "f{9}", nil, azalea.TokenError{scanner.Ident, scanner.Int}},
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{"share bad sep", "f { v,,v = v; }", nil, azalea.ExprError(',')},
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{"share missing sep", "f { v v }", nil, azalea.TokenError{',', scanner.Ident}},
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{"ident string", `v`, []any{azalea.StringSpec{
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{Value: "v", Ident: true},
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}}, nil},
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{"ident string concat", `v+"\xfd"`, []any{azalea.StringSpec{
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{Value: "v", Ident: true},
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{Value: "\xfd"},
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}}, nil},
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{"truncated string concat", `v+`, nil,
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azalea.TokenError{scanner.String, scanner.EOF}},
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{"unexpected string concat", `v+9`, nil,
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azalea.TokenError{scanner.String, scanner.Int}},
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{"empty pairs", `{}`, []any{[]azalea.KV(nil)}, nil},
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{"short kv", `{"\x00":v;}`, []any{[]azalea.KV{
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{K: "\x00", V: azalea.StringSpec{azalea.String{Value: "v", Ident: true}}},
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}}, nil},
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{"truncated kv", `{"\x00"`, nil, azalea.ExprError(scanner.EOF)},
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{"ident kv", `{v="";}`, nil, azalea.ExprError(scanner.Ident)},
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{"empty array", `[]`, []any{[]any(nil)}, nil},
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{"integer array", `[9]`, []any{[]any{int64(9)}}, nil},
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{"short array", `[ "\x00" ]`, []any{
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[]any{azalea.StringSpec{{Value: "\x00"}}},
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}, nil},
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{"short array delim", `[ "\x00", ]`, []any{
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[]any{azalea.StringSpec{{Value: "\x00"}}},
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}, nil},
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{"missing array value", `[ "\x00", , v ]`, nil, azalea.ExprError(',')},
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{"missing array delimiter", `[ v0 v1 ]`, nil, azalea.TokenError{',', scanner.Ident}},
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{"truncated array", `[ "\x00"`, nil,
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azalea.ExprError(scanner.EOF)},
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{"gcc", sample, []any{azalea.Func{
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Ident: "gcc",
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Package: true,
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Args: []azalea.Arg{
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{K: []string{"description"}, V: azalea.StringSpec{{Value: "The GNU Compiler Collection"}}},
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{K: []string{"website"}, V: azalea.StringSpec{{Value: "https://www.gnu.org/software/gcc"}}},
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{K: []string{"anitya"}, V: int64(6502)},
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{K: []string{"version"}, V: azalea.StringSpec{{Value: "16.1.0"}}, R: true},
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{K: []string{"source"}, V: azalea.Func{Ident: "remoteTar", Package: false, Args: []azalea.Arg{
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{K: []string{"url"}, V: azalea.StringSpec{
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{Value: "https://ftp.tsukuba.wide.ad.jp/software/gcc/releases/"},
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{Value: "gcc-"}, {Value: "version", Ident: true},
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{Value: "/gcc-"}, {Value: "version", Ident: true},
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{Value: ".tar.gz"},
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}},
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{K: []string{"checksum"}, V: azalea.StringSpec{
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{Value: "4ASoWbxaA2FW7PAB0zzHDPC5XnNhyaAyjtDPpGzceSLeYnEIXsNYZR3PA_Zu5P0K"},
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}},
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{K: []string{"compress"}, V: azalea.StringSpec{{Value: "gzip", Ident: true}}},
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}}},
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{K: []string{"patches"}, V: []any{
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azalea.StringSpec{{Value: "musl-off64_t-loff_t.patch"}},
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azalea.StringSpec{{Value: "musl-legacy-lfs.patch"}},
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}},
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{K: []string{"exclusive"}, V: azalea.StringSpec{{Value: "true", Ident: true}}},
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{K: []string{"exec"}, V: azalea.Func{
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Ident: "make",
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Args: []azalea.Arg{
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{K: []string{"configure"}, V: []azalea.KV{
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{K: "disable-multilib"},
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{K: "enable-default-pie"},
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{K: "disable-nls"},
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{K: "with-gnu-as"},
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{K: "with-gnu-ld"},
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{K: "with-system-zlib"},
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{K: "enable-languages", V: azalea.StringSpec{{Value: "c,c++,go"}}},
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{K: "with-native-system-header-dir", V: azalea.StringSpec{{Value: "/system/include"}}},
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{K: "with-multilib-list", V: azalea.Func{
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Ident: "arch",
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Args: []azalea.Arg{
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{K: []string{"amd64", "arm64"}, V: azalea.StringSpec{{Value: "''"}}},
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{K: []string{"default"}, V: azalea.StringSpec{{Value: "unset", Ident: true}}},
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},
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}},
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}},
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{K: []string{"make"}, V: []any{
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azalea.StringSpec{{Value: "BOOT_CFLAGS='-O2 -g'"}},
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azalea.Func{
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Ident: "noop",
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Args: []azalea.Arg{
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{K: []string{"key"}, V: azalea.StringSpec{
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{Value: "value", Ident: true},
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}},
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},
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},
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azalea.StringSpec{{Value: "bootstrap"}},
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}},
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{K: []string{"skip-check"}, V: azalea.StringSpec{{Value: "true", Ident: true}}},
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},
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}},
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{K: []string{"inputs"}, V: []any{
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azalea.StringSpec{{Value: "binutils", Ident: true}},
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azalea.StringSpec{{Value: "mpc", Ident: true}},
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azalea.StringSpec{{Value: "zlib", Ident: true}},
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azalea.StringSpec{{Value: "libucontext", Ident: true}},
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azalea.StringSpec{{Value: "kernel-headers", Ident: true}},
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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 := azalea.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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