mkatychev

1. Setup openobserve

Run command below to get an openobserve executable in the current directory:

curl -L -o openobserve-ee-v0.40.4-darwin-arm64.tar.gz https://downloads.openobserve.ai/releases/o2-enterprise/v0.40.4/openobserve-ee-v0.40.4-darwin-arm64.tar.gz
tar -zxvf openobserve-ee-v0.40.4-darwin-arm64.tar.gz
with-env { ZO_ROOT_USER_EMAIL: "root@example.com", ZO_ROOT_USER_PASSWORD: "Complexpass#123" } { ./openobserve }

In browser:

mkatychev

def fill-env-var [] {
    let current_prompt = (commandline)
    let var_idx = $current_prompt | str index-of "$env." --end
    let head = match $var_idx {
        # no '$env.' was found
        -1 => return
        0 => ""
        $idx => ($current_prompt | str substring ..($idx - 1))
    }
    # 5 is the offset for f in '$env.foo`

mkatychev

def git-icon [
    colour # ansi colour argument
    one # icon for a match quantity of one
    many # icon for a match quantity of two or more
]: int -> oneof<string, nothing> {
    let icon = match $in {
        1 => $one
        2.. => $many
        _ => (return null)
    }

mkatychev

def is-help []: list<any> -> bool {
  ('-h' in $in) or ('--help' in $in)
}

export def fd --wrapped [...$args]: nothing -> oneof<list<string>, nothing> {
  if ($args | is-help) {
    return (^fd ...$args)
  }
  ^fd ...$args | lines
}

mkatychev

def hmode [] {
  let entry = pmget | where setting == "hibernatemode"
  let name = match ($entry.mode.0 | into int) {
    3 => "off"
    25 => "on"
    0 => "hard"
    $n => $n
  }
  {hibernate: $name }
}

mkatychev

---cargo
[dependencies]
tree-sitter-wit = { git = "https://github.com/bytecodealliance/tree-sitter-wit", version = "1.2.0" }
tree-sitter = "0.25.10"
---

use tree_sitter::{Parser, Point, Query, QueryCursor, StreamingIterator};

const WIT_FILE: &str = "
/// DOC COMMENT `wasmcloud`

mkatychev

Telemetry

What is OpenTelemetry?

OpenTracing   == traces            ( jaeger/tokio-tracing )
OpenCensus    == metrics           ( grafana/prometheus   )
OpenTelemetry == traces && metrics ( et al.               )

mkatychev

local read_buf = function(bufnr)
  local bufin = table.concat(vim.api.nvim_buf_get_lines(bufnr, 0, -1, true), "\n")
  if vim.api.nvim_get_option_value("eol", { buf = bufnr }) then bufin = bufin .. "\n" end
  return bufin
end

local format_buf = function(fmt_cmd)
  -- exit early if buffer is not writeable
  if vim.bo.modifiable == false or vim.bo.readonly == true then return end
  -- save cursor position

mkatychev

$fn = 48;

function line(point1, point2, width = 1) =

let(angle = 90 - atan((point2[1] - point1[1]) / (point2[0] - point1[0])))

let(offset_x = 0.5 * width * cos(angle), offset_y = 0.5 * width * sin(angle))

let(offset1 = [-offset_x, offset_y], offset2 = [offset_x, -offset_y])

mkatychev

#[macro_export]
macro_rules! record {
    ($($fields:tt)+) => {
        let fieldset = tracing::fieldset!($($fields)+);
        $crate::valueset!(fieldset, $($fields)+);
    };
}

#[macro_export]
macro_rules! valueset {