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selfhost: stub stage3 parser nodes under gate

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This commit is contained in:
Selfhosting Dev
2025-09-16 18:33:59 +09:00
parent fa1619bf4b
commit 97a76c0571
5 changed files with 203 additions and 16 deletions
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24
apps/selfhost-compiler/compiler.nyash
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@ -33,8 +33,9 @@ static box Main {
}
// Parser delegation
parse_program(src) {
parse_program(src, stage3_flag) {
local parser = new ParserBox()
if stage3_flag == 1 { parser.stage3_enable(1) }
// Collect using metadata (no-op acceptance in Stage‑15)
parser.extract_usings(src)
me._usings = parser.get_usings_json()
@ -53,15 +54,23 @@ static box Main {
local src = "return 1+2*3"
local read_tmp = 0
local input_path = null
local stage3_mode = 0
if args != null {
local alen = args.length()
local i = 0
loop(i < alen) {
local a = args.get(i)
if a == "--read-tmp" { read_tmp = 1 } else {
if a == "--min-json" { /* handled later */ } else {
// First non-flag arg as input path
if input_path == null { input_path = a }
if a == "--read-tmp" {
read_tmp = 1
} else {
if a == "--min-json" {
/* handled later */
} else {
if a == "--stage3" {
stage3_mode = 1
} else {
if input_path == null { input_path = a }
}
}
}
i = i + 1
@ -85,7 +94,8 @@ static box Main {
local alen = args.length()
local i = 0
loop(i < alen) {
if args.get(i) == "--min-json" { min_mode = 1 }
local arg = args.get(i)
if arg == "--min-json" { min_mode = 1 }
i = i + 1
}
}
@ -93,7 +103,7 @@ static box Main {
if min_mode == 1 {
json = "{\"version\":0,\"kind\":\"Program\",\"body\":[{\"type\":\"Return\",\"expr\":{\"type\":\"Int\",\"value\":0}}]}"
} else {
json = me.parse_program(src)
json = me.parse_program(src, stage3_mode)
}
// Emit via EmitterBox (attach meta.usings when available)