gum/internal/utils/utils.go
Mikael Fangel c8710071ad
feature(pager): add search functionality (#321)
* Added initial search functionality

 * Added a handler for the key presses
 * Added a searchbar at the bottom of the screen
 * Made search results cycleable by pressing n

* correct start pos and ignore keys while searching

* fix out of bound error when pressing n

* made the matching pattern relative to the current pos

* added p for searching for previous match

* added highlighting to search matches

* dynamically replaced all matches

* fixed string highlight issue

* fixed truncation issue

* small simplifaction in ypos logic

* made prev and next behave the same atBottom

* simplified logic and fixed linter errors

* updated help text

* style changes

* added comments

* fixed truncation issue

* fixes infinte loop on very long lines

* added simple lipgloss truncate function

* updated colors for better contrast

* lint fix

* initial commit for soft-wrap functionality

* linter corrections and added for pager with new model

* added generic functions to a utility package

* fix soft lint errors

* made N match previous as well as p

* replaced help text when search is active

* ran gofmt -w

* reimplemented search and next to enabled support for dynamic highlights

* made the highlight move as you progress through the search

* simplified highlighter

* improvements to the clean up of the highlight function

* semi working reverse search

* reverse search without highlight

* added semi working highlight for reverser search

* working version of previous match

* fixed issue with single letter matches in next

* added support for softwrapping

* respond to soft lint warnings

* removed unused function

* lint

* simplified matchers and fixed duplicate highlights

* optimisations and change in matching pattern

* fixed bug in lipglosspadding and allowed matching 1 etc.

* make highlight respect user settings

* fixed logic error in slice

* made prev match wrap around

* fix: show next/prev match help when active

* updated how view port line is set

* avoid crashes when regex doesn't compile

* fix: spelling previous

---------

Co-authored-by: Maas Lalani <maas@lalani.dev>
2023-05-14 23:19:07 -04:00

24 lines
611 B
Go

package utils
import (
"strings"
"github.com/charmbracelet/lipgloss"
)
// LipglossTruncate truncates a given line based on its lipgloss width.
func LipglossTruncate(s string, width int) string {
var i int
for i = 0; i < len(s) && lipgloss.Width(s[:i]) < width; i++ {
} //revive:disable-line:empty-block
return s[:i]
}
// LipglossLengthPadding calculated calculates how much padding a string is given by a style.
func LipglossPadding(style lipgloss.Style) (int, int) {
render := style.Render(" ")
before := strings.Index(render, " ")
after := len(render) - len(" ") - before
return before, after
}