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| author | Christian Cleberg <hello@cleberg.net> | 2025-06-04 13:48:51 -0500 |
|---|---|---|
| committer | Christian Cleberg <hello@cleberg.net> | 2025-06-04 13:48:51 -0500 |
| commit | 30d59f06f46ed48d9de1c375cd285f59f46a4747 (patch) | |
| tree | a4afc77f364e78703d4845cb3e985d25d9ee8df3 | |
| parent | 3fed2f0b637ca18343fb0082e44532d470c1b61f (diff) | |
| download | learn-30d59f06f46ed48d9de1c375cd285f59f46a4747.tar.gz learn-30d59f06f46ed48d9de1c375cd285f59f46a4747.tar.bz2 learn-30d59f06f46ed48d9de1c375cd285f59f46a4747.zip | |
| -rw-r--r-- | nim/colordiff/colordiff.nim | 47 | ||||
| -rw-r--r-- | nim/colordiff/file1.txt | 6 | ||||
| -rw-r--r-- | nim/colordiff/file2.txt | 7 | ||||
| -rw-r--r-- | nim/hello_world.nim | 5 |
4 files changed, 65 insertions, 0 deletions
diff --git a/nim/colordiff/colordiff.nim b/nim/colordiff/colordiff.nim new file mode 100644 index 0000000..69920d4 --- /dev/null +++ b/nim/colordiff/colordiff.nim @@ -0,0 +1,47 @@ +import os, strutils, terminal + +proc readLines(path: string): seq[string] = + result = @[] + for line in lines(path): + result.add(line) + +proc diffFiles(fileA, fileB: string) = + let + linesA = readLines(fileA) + linesB = readLines(fileB) + + var + i = 0 + j = 0 + + while i < linesA.len or j < linesB.len: + if i < linesA.len and j < linesB.len: + if linesA[i] == linesB[j]: + echo linesA[i] # identical, no color + i.inc + j.inc + else: + setForegroundColor(fgRed) + echo "- ", linesA[i] + resetAttributes() + setForegroundColor(fgGreen) + echo "+ ", linesB[j] + resetAttributes() + i.inc + j.inc + elif i < linesA.len: + setForegroundColor(fgRed) + echo "- ", linesA[i] + resetAttributes() + i.inc + elif j < linesB.len: + setForegroundColor(fgGreen) + echo "+ ", linesB[j] + resetAttributes() + j.inc + +when isMainModule: + if paramCount() != 2: + echo "Usage: colordiff <file1> <file2>" + quit(1) + diffFiles(paramStr(1), paramStr(2))
\ No newline at end of file diff --git a/nim/colordiff/file1.txt b/nim/colordiff/file1.txt new file mode 100644 index 0000000..870afb3 --- /dev/null +++ b/nim/colordiff/file1.txt @@ -0,0 +1,6 @@ +Line one +Line two +Line three +Line four +Line six +Line eight
\ No newline at end of file diff --git a/nim/colordiff/file2.txt b/nim/colordiff/file2.txt new file mode 100644 index 0000000..9afa048 --- /dev/null +++ b/nim/colordiff/file2.txt @@ -0,0 +1,7 @@ +Line one +Line 2 +Line three +Line five +Line six +Line seven +Line eight
\ No newline at end of file diff --git a/nim/hello_world.nim b/nim/hello_world.nim new file mode 100644 index 0000000..01704ad --- /dev/null +++ b/nim/hello_world.nim @@ -0,0 +1,5 @@ +# to build: +# nim c -d:release hello_world.nim +# ./hello_world.nim + +echo "Hello from Nim!" |