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I get the why, kind of - if you need colors to make sense of code, maybe the code isn't clear enough. If you send blobs of code through email and other systems that don't necessarily have syntax highlighting, it also makes sense. But on a website, whyever not?

Personally I can't say when I was last actually aware of syntax highlighting. The only time I'm actively engaged with it is to change the default low contrast comment color that a lot of themes have (for some reason, as if comments are unimportant / noise) to something better. For Go, I don't really notice when it has or doesn't have syntax highlighting, at least not on e.g. go's website.

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There's a reason for this. Rob Pike was asked about it and said that syntax highlighting reminds him of the bright colors of children's toys and he personally disables it so that he can focus on the text.

I don't know why it's still like that but that's the original reasoning.

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> Syntax highlighting is juvenile. When I was a child, I was taught arithmetic using colored rods (http://en.wikipedia.org/wiki/Cuisenaire_rods). I grew up and today I use monochromatic numerals.

https://groups.google.com/g/golang-nuts/c/hJHCAaiL0so/m/kG3B...

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Wow, that thread is a piece of work

> Gofmt was written to reduce the number of pointless discussions about code formatting. It succeeded admirably. I'm sad to say it had no effect whatsoever on the number of pointless discussions about syntax highlighting, or as I prefer to call it, spitzensparken blinkelichtzen.

> When I was a child, I used to speak like a child, think like a child, reason like a child; when I became a man, I did away with childish things.

I sincerely hope Rob Pike was being sarcastic/ironic, because otherwise, he sounds insufferable

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> because otherwise, he sounds insufferable

Oh come on, I like syntax highlights, but this is not "insufferable". It's just opinions expressed strongly, with probably some tounge-in-cheek

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he is insufferable. it's his thing lol.
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That must be why traffic lights and electrical wires and transit maps are all black and white...
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That’s an interesting point.

The reason traffic lights are colored is because they are showing distinct states of the same thing and the color is the means of differentiating.

Same for transit maps: different routes are colored to distinguish them from other routes, which is especially useful if they overlap.

But that’s not what syntax highlighting does.

The equivalent of your examples would be to not highlight the syntax at all, but only use color coding to distinguish variables.

The equivalent of how syntax highlighting currently works for your examples would be if the light fixture was one color, and the light pole was another, but then all the actual lights were the same color.

I actually think highlighting only the variables with distinct colors could be extremely valuable. Would certainly help avoid mistakes with nested i/j loop counters.

Edit to add: come to think of it, it would have been even more valuable in Go, until recently anyway. The variable color coding would expose the common loop variable instance bugs, because a programmer would be instantly puzzled by the unexpected coloring.

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Your comment makes me think of LabVIEW - if you're not familiar with it, it uses a visual programming language ("G") in which data flows down wires. The color of the wire indicates the wire's data type (blue for ints, orange for floats, green for bools, pink for strings) and the width of the wire indicates the dimensionality of the data (thin line = scalar, thick line = 1D array, double-thick = 2D array). The color is more than decorative or even assistive - it's essential to understanding the program.
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I still wonder why every open-source visual programming language is either a toy for teaching or straight up awful, often not implementing but even loops, when LabVIEW has been doing it right for decades.

Despite its huge size and it installing several services that constantly run in the background, it's still one of my favorite "languages" of all time. It's the only one I've ever seen people going from never having programmed before to making simple but meaningful contributions in within a single day.

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> The reason traffic lights are colored is because they are showing distinct states of the same thing and the color is the means of differentiating

I wonder if traffic lights were invented today, would it be just one light changing colour?

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That does exist, it's called semantic highlighting.

In any case, my analogy was not perfect, but neither was Russ's! The point is it's totally normal and not "childish" to use colours to help distinguish things. Traffic lights do not technically need colours (you can use the position of the lights - I assume that's what badly colourblind people do). Nor do transit maps technically need colours - you could just label the lines, or use patterns.

https://www.flickr.com/photos/gywst/1407078279

It's completely absurd to say that colours are childish because they can help children.

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There are a bunch of identical things on my screen called lines. They contain a bunch of mostly identical things called tokens. Syntax highlighting uses different colors to identify the different purposes of all of these tokens blasted onto my screen.
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I want to downvote this for being one of the stupidest things I've read this week but you're just quoting it so I guess I'll just seethe silently.
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never discount the possibility of so called brilliant people having dumb AF takes.
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What is childish is holding up one guy's editor preferences as a religious sacrament when 99.9% of your readers have different preferences.
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Well, there's kind of a precedent at least...

> Gofmt's style is no one's favorite, yet gofmt is everyone's favorite.

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That's been a major success
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That makes sense as a personal preference for him, but it's odd for that to still be the company/project stance. Like, surely he knows he's the minority for not wanting highlighting?
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Oceania had always been at war with Eastasia.
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Apart from the fact that your comment is against the rules: please don't trivialize that quote. It has a profound meaning, and is completely out of place here.
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that's an extremely odd explanation and it makes me think that he has some hidden PTSD. it's also insane that one person's preference trumps the rest of the world's.
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He also doesn't capitalize his sentences.
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I like to alternate. or use constructions that make it ambiguous.
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Maybe he was talking in private.
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Welcome to Go as a project.
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Born out of C++ trauma apparently, for context
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Child hood trauma led to if err != nil and now the rest of us get to share that trauma? Makes slight sense I guess.
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I understand and respect this position. I think syntax highlighting is a highly subjective matter, bordering on personal preference with regard to shell interactions, editor configurations, bindings, shortcuts, snippets, and the like. It's also... insignificant somehow, like quibbles over formatting rules that Go settled once and for all with `go fmt`.

I often prefer not to enable syntax highlighting just for color. Occasionally I'd choose some minimal theme that only highlights string literals and keywords. So it has two or three colors. But some of the color schemes I see are a festival of lights where every special element of syntax has its own color. I don't understand how that is supposed to help me parse anything and why the rules are complex. The `range` keyword needs to be purple, and `chan` must be navy blue. Why exactly? And every site has a different color scheme? There is no consensus, and there shouldn't be.

For a serious community-driven project like Go, dealing with the question of syntax highlighting is strange. The creators deliberately avoided the questions of IDEs and editors for Go, leaving them to the community. I think the same principle applies here.

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> The creators deliberately avoided the questions of IDEs and editors for Go, leaving them to the community. I think the same principle applies here.

Exactly. This is fundamentally about accessibility (in the broadest sense). Do people have opinionated screenreader settings they like to force on others too?

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The Go official web site doesn't even use the Go fonts: https://go.dev/blog/go-fonts

I wonder if the Go fonts has been created just to get a trademark on the "Go" word...

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The Go language is by itself more than enough to get a trademark. They only additional thing you can do with a font is get a design patent... for the font.

It's more likely that they don't feel the need to use the font they gave you (for your code editor) on code samples on their own web pages. As it's a custom font, the text would be susceptible to pop-in, or would visibly switch from one font to another, both of which are ugly.

Their CSS says this:

    #blog .Article[data-slug='/blog/go-fonts'] code {
      font-family: 'Go Mono', monospace;
    }
    #blog pre,
    #blog code {
      font-family: monospace;
    }
So they have no specific font preference for code samples, they only show their Go-specific font on the blog post about it. They prefer fast loading and no jank over custom font.
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When I started learning Go I went all in including using the recommended editor (acme editor) which has no syntax highlighting, no autocomplete and a very different way of writing code. My production went down a lot but the quality of the code went up a lot.

I think the lack of syntax highlighting was one reason for that. It makes you think more about the code you write and how it should compose, while a fully fledged IDE encourages you to just throw more code at the problem.

I think the ACME way should be used for love of code and ideally when you want to create libraries that stand the test of time. When you just want to get things done fast bring the full IDE and now some LLM vibes and it’s done.

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I go through intervals of turning autocomplete on and off. I think autocomplete is useful for boilerplate (similarly LLMs are useful for boilerplate), but I prefer not to use either when writing code where correctness is particularly important. This is because it’s easier for me to internalize what something is doing by typing it out. It’s actually more effort for me to understand code by reading it rather than writing it.

I experience something similar with system design, where the act of creating a diagram helps me to understand much faster than trying to read someone else’s diagram. It’s not because only I can create good diagrams (I cannot) but again because the act of creating one helps me internalize the design.

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Are you using the Go fonts?

https://go.dev/blog/go-fonts

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I just have a tampermonkey profile for go.dev to fix that for me.
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