picnoir/nix-gh
1
0
Fork 0
Code Issues Pull requests Releases Wiki Activity

Colorize

Browse source 
Berlin NixOS meetup
This commit is contained in:
Emery Hemingway 2016-06-25 13:25:31 +02:00
parent e37bca136e
commit eaabcba1c3
1 changed files with 19 additions and 10 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

29
nix-repl.cc
View file

@ -18,6 +18,13 @@
using namespace std;
using namespace nix;
#define ESC_RED "\033[31m"
#define ESC_GRE "\033[32m"
#define ESC_YEL "\033[33m"
#define ESC_BLU "\033[34m"
#define ESC_MAG "\033[35m"
#define ESC_CYA "\033[36m"
#define ESC_END "\033[0m"
struct NixRepl
{
@ -540,23 +547,25 @@ std::ostream & NixRepl::printValue(std::ostream & str, Value & v, unsigned int m
switch (v.type) {
case tInt:
str << v.integer;
str << ESC_CYA << v.integer << ESC_END;
break;
case tBool:
str << (v.boolean ? "true" : "false");
str << ESC_CYA << (v.boolean ? "true" : "false") << ESC_END;
break;
case tString:
str << ESC_YEL;
printStringValue(str, v.string.s);
str << ESC_END;
break;
case tPath:
str << v.path; // !!! escaping?
str << ESC_GRE << v.path << ESC_END; // !!! escaping?
break;
case tNull:
str << "null";
str << ESC_CYA "null" ESC_END;
break;
case tAttrs: {
@ -609,7 +618,7 @@ std::ostream & NixRepl::printValue(std::ostream & str, Value & v, unsigned int m
try {
printValue(str, *i.second, maxDepth - 1, seen);
} catch (AssertionError & e) {
str << "«error: " << e.msg() << "»";
str << ESC_RED "«error: " << e.msg() << "»" ESC_END;
}
str << "; ";
}
@ -635,7 +644,7 @@ std::ostream & NixRepl::printValue(std::ostream & str, Value & v, unsigned int m
try {
printValue(str, *v.listElems()[n], maxDepth - 1, seen);
} catch (AssertionError & e) {
str << "«error: " << e.msg() << "»";
str << ESC_RED "«error: " << e.msg() << "»" ESC_END;
}
str << " ";
}
@ -645,19 +654,19 @@ std::ostream & NixRepl::printValue(std::ostream & str, Value & v, unsigned int m
break;
case tLambda:
str << "«lambda»";
str << ESC_BLU "«lambda»" ESC_END;
break;
case tPrimOp:
str << "«primop»";
str << ESC_MAG "«primop»" ESC_END;
break;
case tPrimOpApp:
str << "«primop-app»";
str << ESC_BLU "«primop-app»" ESC_END;
break;
default:
str << "«unknown»";
str << "ESC_RED «unknown»" ESC_END;
break;
}