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Cleanup and minor Fixes

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This commit is contained in:
Syed Daanish
2026-01-28 18:46:44 +00:00
parent cca0177929
commit 6abdefa808
22 changed files with 343 additions and 371 deletions
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src/syntax/bash.cc
+44 -4
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@@ -1,11 +1,10 @@
#include "syntax/decl.h"
#include "syntax/langs.h"
#include <cstdint>
struct BashFullState {
int brace_level = 0;
enum : uint8_t { NONE, STRING, HEREDOC };
enum : uint8_t { NONE, STRING, HEREDOC, PARAMETER };
uint8_t in_state = BashFullState::NONE;
bool line_cont = false;
@@ -50,7 +49,8 @@ bool bash_state_match(std::shared_ptr<void> state_1,
std::shared_ptr<void> bash_parse(std::vector<Token> *tokens,
std::shared_ptr<void> in_state,
const char *text, uint32_t len) {
const char *text, uint32_t len,
uint32_t line_num) {
static bool keywords_trie_init = false;
if (!keywords_trie_init) {
keywords_trie_init = true;
@@ -64,10 +64,44 @@ std::shared_ptr<void> bash_parse(std::vector<Token> *tokens,
if (len == 0)
return state;
while (i < len) {
if (state->full_state->in_state == BashFullState::PARAMETER) {
uint32_t start = i;
while (i < len) {
if (text[i] == '{') {
i++;
state->full_state->brace_level++;
continue;
}
if (text[i] == '}') {
if (--state->full_state->brace_level == 0 &&
!state->interp_stack.empty()) {
tokens->push_back({i - 1, i, TokenKind::K_INTERPOLATION});
state->full_state = state->interp_stack.top();
state->interp_stack.pop();
i++;
break;
}
}
i++;
}
continue;
}
if (state->full_state->in_state == BashFullState::STRING) {
uint32_t start = i;
while (i < len) {
if (state->full_state->lit.allow_interp && text[i] == '$') {
if (++i < len && text[i] == '{') {
tokens->push_back({start, i - 1, TokenKind::K_STRING});
tokens->push_back({i - 1, i, TokenKind::K_INTERPOLATION});
state->interp_stack.push(state->full_state);
state->full_state = std::make_shared<BashFullState>();
state->full_state->in_state = BashFullState::PARAMETER;
state->full_state->brace_level = 1;
break;
}
}
if (text[i] == state->full_state->lit.delim[0]) {
i++;
tokens->push_back({start, i, TokenKind::K_STRING});
state->full_state->in_state = BashFullState::NONE;
break;
@@ -79,7 +113,7 @@ std::shared_ptr<void> bash_parse(std::vector<Token> *tokens,
continue;
}
if (text[i] == '#') {
if (i == 0 && len > 4 && text[i + 1] == '!') {
if (line_num == 0 && i == 0 && len > 4 && text[i + 1] == '!') {
tokens->push_back({0, len, TokenKind::K_SHEBANG});
return state;
}
@@ -91,6 +125,12 @@ std::shared_ptr<void> bash_parse(std::vector<Token> *tokens,
state->full_state->lit.allow_interp = false;
tokens->push_back({i, ++i, TokenKind::K_STRING});
continue;
} else if (text[i] == '"') {
state->full_state->in_state = BashFullState::STRING;
state->full_state->lit.delim = "\"";
state->full_state->lit.allow_interp = true;
tokens->push_back({i, ++i, TokenKind::K_STRING});
continue;
}
i++;
}