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fix(analyze): catch errors in analyze
Angel Wang
(Jun 26, 2026, 6:10 PM -0600)
445733d3
ae613862
+49
-44
+49
-44
src/analyze/analysis.ts
+49
-44
src/analyze/analysis.ts
···
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const imagePath = path.join(imageDir, image.name)
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const stat = await fs.promises.stat(imagePath)
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if (stat.isFile()) {
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-
let output = await $`magick ${imagePath} -colorspace Oklch -kmeans 10 -format "%c" histogram:info:`.then(
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(s) =>
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s.stdout
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.split("\n")
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.map((substr) => substr.trim())
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.filter((n) => n),
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) as string[]
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+
try {
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let output = await $`magick ${imagePath} -colorspace Oklch -kmeans 10 -format "%c" histogram:info:`
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.then(
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+
(s) =>
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s.stdout
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+
.split("\n")
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.map((substr) => substr.trim())
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.filter((n) => n),
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) as string[]
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if (output.length < 5) {
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// do it again but with more violence
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console.log(
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`-kmeans 10 of ${image.name} didn't give enough colours, trying again with a higher value...`,
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)
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output = await $`magick ${imagePath} -colorspace Oklch -kmeans 40 -format "%c" histogram:info:`.then(
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(s) =>
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s.stdout
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.split("\n") // split the output by newlines
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.map((substr) => substr.trim()) // trim the whitespace on each line
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.filter((n) => n), // and then filter out any blank elements generated
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)
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}
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const colours = output.map((entry) => {
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const arr = entry.split(" ")
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arr.pop()
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// [# of pixels, oklab colour, hex code]
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return {
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pixels: parseInt(arr[0]),
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oklab: arr[1].replace(/[()]/g, "").split(","), // (0,0,0) -> Array [0, 0, 0]
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hex: arr[2],
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if (output.length < 5) {
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// do it again but with more violence
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console.log(
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`-kmeans 10 of ${image.name} didn't give enough colours, trying again with a higher value...`,
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+
)
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output = await $`magick ${imagePath} -colorspace Oklch -kmeans 40 -format "%c" histogram:info:`
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.then(
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+
(s) =>
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s.stdout
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.split("\n") // split the output by newlines
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+
.map((substr) => substr.trim()) // trim the whitespace on each line
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.filter((n) => n), // and then filter out any blank elements generated
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+
)
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}
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})
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const colours = output.map((entry) => {
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const arr = entry.split(" ")
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arr.pop()
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// [# of pixels, oklab colour, hex code]
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return {
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pixels: parseInt(arr[0]),
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oklab: arr[1].replace(/[()]/g, "").split(","), // (0,0,0) -> Array [0, 0, 0]
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hex: arr[2],
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}
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})
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colours.sort((a, b) => (b.pixels) - (a.pixels))
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colours.sort((a, b) => (b.pixels) - (a.pixels))
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const dominantColour = colordx({
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l: Number(colours[0].oklab[0]),
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c: Number(colours[0].oklab[1]),
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h: Number(colours[0].oklab[2]),
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})
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const dominantColour = colordx({
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l: Number(colours[0].oklab[0]),
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c: Number(colours[0].oklab[1]),
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h: Number(colours[0].oklab[2]),
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})
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analysisOutput.files.push({ path: imagePath, colour: dominantColour.toOklch() })
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analysisOutput.files.push({ path: imagePath, colour: dominantColour.toOklch() })
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console.log(
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`Got ${dominantColour.toOklchString()} as dominant colour of ${image.name}!`,
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)
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console.log(
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`Got ${dominantColour.toOklchString()} as dominant colour of ${image.name}!`,
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)
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// flush every time we finish analyzing a file, because it just takes so long
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fs.writeFile(outputPath, JSON.stringify(analysisOutput, null, 4), (err: Error) => {
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if (err) throw new Error(err.message)
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})
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// flush every time we finish analyzing a file, because it just takes so long
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fs.writeFile(outputPath, JSON.stringify(analysisOutput, null, 4), (err: Error) => {
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if (err) throw new Error(err.message)
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})
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} catch (e) {
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console.warn(`Got error ${e} when attempting to analyze ${imagePath}! Continuing...`)
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}
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}
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}
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}