kyle/kte
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

LSP integration steps 1-4, part of 5.

Browse Source
This commit is contained in:
Kyle Isom
2025-12-01 20:09:49 -08:00
parent ceef6af3ae
commit e089c6e4d1
56 changed files with 3685 additions and 1638 deletions
Download Patch File Download Diff File Expand all files Collapse all files

116
JsonHighlighter.cc
View File

@@ -3,40 +3,88 @@
#include <cctype>
namespace kte {
static bool is_digit(char c) { return c >= '0' && c <= '9'; }
void JSONHighlighter::HighlightLine(const Buffer &buf, int row, std::vector<HighlightSpan> &out) const
static bool
is_digit(char c)
{
const auto &rows = buf.Rows();
if (row < 0 || static_cast<std::size_t>(row) >= rows.size()) return;
std::string s = static_cast<std::string>(rows[static_cast<std::size_t>(row)]);
int n = static_cast<int>(s.size());
auto push = [&](int a, int b, TokenKind k){ if (b> a) out.push_back({a,b,k}); };
int i = 0;
while (i < n) {
char c = s[i];
if (c == ' ' || c == '\t') { int j=i+1; while (j<n && (s[j]==' '||s[j]=='\t')) ++j; push(i,j,TokenKind::Whitespace); i=j; continue; }
if (c == '"') {
int j = i+1; bool esc=false; while (j < n) { char d = s[j++]; if (esc) { esc=false; continue; } if (d == '\\') { esc=true; continue; } if (d == '"') break; }
push(i, j, TokenKind::String); i = j; continue;
}
if (is_digit(c) || (c=='-' && i+1<n && is_digit(s[i+1]))) {
int j=i+1; while (j<n && (std::isdigit(static_cast<unsigned char>(s[j]))||s[j]=='.'||s[j]=='e'||s[j]=='E'||s[j]=='+'||s[j]=='-'||s[j]=='_')) ++j; push(i,j,TokenKind::Number); i=j; continue;
}
// booleans/null
if (std::isalpha(static_cast<unsigned char>(c))) {
int j=i+1; while (j<n && std::isalpha(static_cast<unsigned char>(s[j]))) ++j;
std::string id = s.substr(i, j-i);
if (id == "true" || id == "false" || id == "null") push(i,j,TokenKind::Constant); else push(i,j,TokenKind::Identifier);
i=j; continue;
}
// punctuation
if (c=='{'||c=='}'||c=='['||c==']'||c==','||c==':' ) { push(i,i+1,TokenKind::Punctuation); ++i; continue; }
// fallback
push(i,i+1,TokenKind::Default); ++i;
}
return c >= '0' && c <= '9';
}
} // namespace kte
void
JSONHighlighter::HighlightLine(const Buffer &buf, int row, std::vector<HighlightSpan> &out) const
{
const auto &rows = buf.Rows();
if (row < 0 || static_cast<std::size_t>(row) >= rows.size())
return;
std::string s = static_cast<std::string>(rows[static_cast<std::size_t>(row)]);
int n = static_cast<int>(s.size());
auto push = [&](int a, int b, TokenKind k) {
if (b > a)
out.push_back({a, b, k});
};
int i = 0;
while (i < n) {
char c = s[i];
if (c == ' ' || c == '\t') {
int j = i + 1;
while (j < n && (s[j] == ' ' || s[j] == '\t'))
++j;
push(i, j, TokenKind::Whitespace);
i = j;
continue;
}
if (c == '"') {
int j = i + 1;
bool esc = false;
while (j < n) {
char d = s[j++];
if (esc) {
esc = false;
continue;
}
if (d == '\\') {
esc = true;
continue;
}
if (d == '"')
break;
}
push(i, j, TokenKind::String);
i = j;
continue;
}
if (is_digit(c) || (c == '-' && i + 1 < n && is_digit(s[i + 1]))) {
int j = i + 1;
while (j < n && (std::isdigit(static_cast<unsigned char>(s[j])) || s[j] == '.' || s[j] == 'e' ||
s[j] == 'E' || s[j] == '+' || s[j] == '-' || s[j] == '_'))
++j;
push(i, j, TokenKind::Number);
i = j;
continue;
}
// booleans/null
if (std::isalpha(static_cast<unsigned char>(c))) {
int j = i + 1;
while (j < n && std::isalpha(static_cast<unsigned char>(s[j])))
++j;
std::string id = s.substr(i, j - i);
if (id == "true" || id == "false" || id == "null")
push(i, j, TokenKind::Constant);
else
push(i, j, TokenKind::Identifier);
i = j;
continue;
}
// punctuation
if (c == '{' || c == '}' || c == '[' || c == ']' || c == ',' || c == ':') {
push(i, i + 1, TokenKind::Punctuation);
++i;
continue;
}
// fallback
push(i, i + 1, TokenKind::Default);
++i;
}
}
} // namespace kte