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author | LinuxWizard42 <computerwizard@linuxmail.org> | 2022-10-12 22:54:37 +0300 |
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committer | LinuxWizard42 <computerwizard@linuxmail.org> | 2022-10-12 22:54:37 +0300 |
commit | 703e03aba33f234712206769f57717ba7d92d23d (patch) | |
tree | 0041f04ccb75bd5379c764e9fe42249fffe75fc3 /node_modules/extsprintf/README.md | |
parent | ab6e257e6e9d9a483d7e86f220d8b209a2cd7753 (diff) | |
download | FlashRunner-703e03aba33f234712206769f57717ba7d92d23d.tar.gz FlashRunner-703e03aba33f234712206769f57717ba7d92d23d.tar.zst |
Added export_allowed file to make repository visible in cgit
Diffstat (limited to 'node_modules/extsprintf/README.md')
-rw-r--r-- | node_modules/extsprintf/README.md | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/node_modules/extsprintf/README.md b/node_modules/extsprintf/README.md new file mode 100644 index 0000000..b22998d --- /dev/null +++ b/node_modules/extsprintf/README.md @@ -0,0 +1,46 @@ +# extsprintf: extended POSIX-style sprintf + +Stripped down version of s[n]printf(3c). We make a best effort to throw an +exception when given a format string we don't understand, rather than ignoring +it, so that we won't break existing programs if/when we go implement the rest +of this. + +This implementation currently supports specifying + +* field alignment ('-' flag), +* zero-pad ('0' flag) +* always show numeric sign ('+' flag), +* field width +* conversions for strings, decimal integers, and floats (numbers). +* argument size specifiers. These are all accepted but ignored, since + Javascript has no notion of the physical size of an argument. + +Everything else is currently unsupported, most notably: precision, unsigned +numbers, non-decimal numbers, and characters. + +Besides the usual POSIX conversions, this implementation supports: + +* `%j`: pretty-print a JSON object (using node's "inspect") +* `%r`: pretty-print an Error object + +# Example + +First, install it: + + # npm install extsprintf + +Now, use it: + + var mod_extsprintf = require('extsprintf'); + console.log(mod_extsprintf.sprintf('hello %25s', 'world')); + +outputs: + + hello world + +# Also supported + +**printf**: same args as sprintf, but prints the result to stdout + +**fprintf**: same args as sprintf, preceded by a Node stream. Prints the result +to the given stream. |