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Better word wrap

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Word wrapping has been pretty bad so far so let's fix that.
This commit is contained in:
Jesse Duffield 2023-07-23 11:43:10 +10:00
parent f581dc4a56
commit 8637587b82
4 changed files with 46 additions and 8 deletions
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2
go.mod
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@ -18,7 +18,7 @@ require (
github.com/integrii/flaggy v1.4.0
github.com/jesseduffield/generics v0.0.0-20220320043834-727e535cbe68
github.com/jesseduffield/go-git/v5 v5.1.2-0.20221018185014-fdd53fef665d
github.com/jesseduffield/gocui v0.3.1-0.20230719120401-398f4965241f
github.com/jesseduffield/gocui v0.3.1-0.20230723014157-03e858e46144
github.com/jesseduffield/kill v0.0.0-20220618033138-bfbe04675d10
github.com/jesseduffield/lazycore v0.0.0-20221012050358-03d2e40243c5
github.com/jesseduffield/minimal/gitignore v0.3.3-0.20211018110810-9cde264e6b1e

4
go.sum
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@ -72,8 +72,8 @@ github.com/jesseduffield/generics v0.0.0-20220320043834-727e535cbe68 h1:EQP2Tv8T
github.com/jesseduffield/generics v0.0.0-20220320043834-727e535cbe68/go.mod h1:+LLj9/WUPAP8LqCchs7P+7X0R98HiFujVFANdNaxhGk=
github.com/jesseduffield/go-git/v5 v5.1.2-0.20221018185014-fdd53fef665d h1:bO+OmbreIv91rCe8NmscRwhFSqkDJtzWCPV4Y+SQuXE=
github.com/jesseduffield/go-git/v5 v5.1.2-0.20221018185014-fdd53fef665d/go.mod h1:nGNEErzf+NRznT+N2SWqmHnDnF9aLgANB1CUNEan09o=
github.com/jesseduffield/gocui v0.3.1-0.20230719120401-398f4965241f h1:w/pxI34XepTAx4HwxUu8ipimbVRgSTS+7ahmgFQwH80=
github.com/jesseduffield/gocui v0.3.1-0.20230719120401-398f4965241f/go.mod h1:dJ/BEUt3OWtaRg/PmuJWendRqREhre9JQ1SLvqrVJ8s=
github.com/jesseduffield/gocui v0.3.1-0.20230723014157-03e858e46144 h1:gwy5JzP6+PhcPFG1obkUSLGcTkUY88sLKlCPOFjwtak=
github.com/jesseduffield/gocui v0.3.1-0.20230723014157-03e858e46144/go.mod h1:dJ/BEUt3OWtaRg/PmuJWendRqREhre9JQ1SLvqrVJ8s=
github.com/jesseduffield/kill v0.0.0-20220618033138-bfbe04675d10 h1:jmpr7KpX2+2GRiE91zTgfq49QvgiqB0nbmlwZ8UnOx0=
github.com/jesseduffield/kill v0.0.0-20220618033138-bfbe04675d10/go.mod h1:aA97kHeNA+sj2Hbki0pvLslmE4CbDyhBeSSTUUnOuVo=
github.com/jesseduffield/lazycore v0.0.0-20221012050358-03d2e40243c5 h1:CDuQmfOjAtb1Gms6a1p5L2P8RhbLUq5t8aL7PiQd2uY=

46
vendor/github.com/jesseduffield/gocui/view.go generated vendored
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@ -1265,14 +1265,52 @@ func lineWrap(line []cell, columns int) [][]cell {
var n int
var offset int
lastWhitespaceIndex := -1
lines := make([][]cell, 0, 1)
for i := range line {
rw := runewidth.RuneWidth(line[i].chr)
currChr := line[i].chr
rw := runewidth.RuneWidth(currChr)
n += rw
// if currChr == 'g' {
// panic(n)
// }
if n > columns {
n = rw
lines = append(lines, line[offset:i])
offset = i
// This code is convoluted but we've got comprehensive tests so feel free to do whatever you want
// to the code to simplify it so long as our tests still pass.
if currChr == ' ' {
// if the line ends in a space, we'll omit it. This means there'll be no
// way to distinguish between a clean break and a mid-word break, but
// I think it's worth it.
lines = append(lines, line[offset:i])
offset = i + 1
n = 0
} else if currChr == '-' {
// if the last character is hyphen and the width of line is equal to the columns
lines = append(lines, line[offset:i])
offset = i
n = rw
} else if lastWhitespaceIndex != -1 && lastWhitespaceIndex+1 != i {
// if there is a space in the line and the line is not breaking at a space/hyphen
if line[lastWhitespaceIndex].chr == '-' {
// if break occurs at hyphen, we'll retain the hyphen
lines = append(lines, line[offset:lastWhitespaceIndex+1])
offset = lastWhitespaceIndex + 1
n = i - offset
} else {
// if break occurs at space, we'll omit the space
lines = append(lines, line[offset:lastWhitespaceIndex])
offset = lastWhitespaceIndex + 1
n = i - offset + 1
}
} else {
// in this case we're breaking mid-word
lines = append(lines, line[offset:i])
offset = i
n = rw
}
lastWhitespaceIndex = -1
} else if line[i].chr == ' ' || line[i].chr == '-' {
lastWhitespaceIndex = i
}
}

2
vendor/modules.txt vendored
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@ -172,7 +172,7 @@ github.com/jesseduffield/go-git/v5/utils/merkletrie/filesystem
github.com/jesseduffield/go-git/v5/utils/merkletrie/index
github.com/jesseduffield/go-git/v5/utils/merkletrie/internal/frame
github.com/jesseduffield/go-git/v5/utils/merkletrie/noder
# github.com/jesseduffield/gocui v0.3.1-0.20230719120401-398f4965241f
# github.com/jesseduffield/gocui v0.3.1-0.20230723014157-03e858e46144
## explicit; go 1.12
github.com/jesseduffield/gocui
# github.com/jesseduffield/kill v0.0.0-20220618033138-bfbe04675d10