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Update CLI API

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This commit is contained in:
Bruce Hill 2025-03-03 12:53:15 -05:00
parent 44b0db6882
commit 80475ad02d
2 changed files with 14 additions and 5 deletions
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2
examples/colorful/README.md
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@ -47,7 +47,7 @@ You can run `colorful` as a standalone executable to render colorful text with
ANSI escape sequences so it looks nice on a terminal.
```
colorful [--inplace] [file] [--by-line]
colorful [--help] [texts...] [--by-line] [--files ...]
```
## Library Usage

17
examples/colorful/colorful.tm
View File

@ -1,7 +1,7 @@
# Colorful language
HELP := "
colorful: A domain-specific language for writing colored text to the terminal
Usage: colorful [--by-line] [files...]
Usage: colorful [args...] [--by-line] [--files files...]
"
CSI := "$\033["
@ -189,12 +189,21 @@ lang Colorful:
func print(c:Colorful, newline=yes):
say(c:for_terminal(), newline=newline)
func main(files=[(/dev/stdin)], by_line=no):
func main(texts:[Text], files=[:Path], by_line=no):
for i,text in texts:
colorful := Colorful.without_escaping(text)
colorful:print(newline=no)
if i == texts.length: say("")
else: say(" ", newline=no)
if texts.length == 0 and files.length == 0:
files = [(/dev/stdin)]
for file in files:
if by_line:
for line in file:by_line() or exit("Couldn't read file: $file"):
for line in file:by_line() or exit("Could not read file: $(file.text)"):
colorful := Colorful.without_escaping(line)
colorful:print()
else:
colorful := Colorful.without_escaping(file:read() or exit("Couldn't read file: $file"))
colorful := Colorful.without_escaping(file:read() or exit("Could not read file: $(file.text)"))
colorful:print(newline=no)