nvim: Extend snippet capability

Enabled snippet completion from the first letter (allowing single letter
snippet prefixes).
Extended the luasnip usage and added a telescope extension to show all
enabled snippets for the current buffer.

nvim/.config/nvim/lazy-lock.json

@@ -77,6 +77,7 @@
   "smartcolumn.nvim": { "branch": "main", "commit": "d01b99355c7fab13233f48d0f28dc097e68a03f7" },
   "stickybuf.nvim": { "branch": "master", "commit": "2160fcd536d81f5fa43f7167dba6634e814e3154" },
   "telescope-fzf-native.nvim": { "branch": "main", "commit": "9ef21b2e6bb6ebeaf349a0781745549bbb870d27" },
+  "telescope-luasnip.nvim": { "branch": "master", "commit": "11668478677de360dea45cf2b090d34f21b8ae07" },
   "telescope.nvim": { "branch": "master", "commit": "a0bbec21143c7bc5f8bb02e0005fa0b982edc026" },
   "trouble.nvim": { "branch": "main", "commit": "09380a8ed0694dbfbbcf59f9eaac499e259cb75c" },
   "twilight.nvim": { "branch": "main", "commit": "8bb7fa7b918baab1ca81b977102ddb54afa63512" },

nvim/.config/nvim/lua/plugins/completion.lua

@@ -3,6 +3,7 @@ return {
 	{
 		"hrsh7th/nvim-cmp",
 		branch = "main",
+		version = false,
 		dependencies = {
 			"andersevenrud/cmp-tmux",
 			"cbarrete/completion-vcard",
@@ -19,11 +20,30 @@ return {
 			"kdheepak/cmp-latex-symbols",
 			"lukas-reineke/cmp-rg",
 			"crispgm/cmp-beancount",
-			"ray-x/cmp-treesitter",
-			"saadparwaiz1/cmp_luasnip",
+			{ "ray-x/cmp-treesitter", dependencies = { "nvim-treesitter/nvim-treesitter" } },
 			{
-				"L3MON4D3/LuaSnip",
-				dependencies = { "rafamadriz/friendly-snippets" },
+				"saadparwaiz1/cmp_luasnip",
+				dependencies = {
+
+					{
+						"L3MON4D3/LuaSnip",
+						dependencies = {
+							"rafamadriz/friendly-snippets",
+							{
+								"benfowler/telescope-luasnip.nvim",
+								dependencies = { { "nvim-telescope/telescope.nvim", optional = true } },
+								config = function()
+									require("telescope").load_extension("luasnip")
+								end,
+							},
+						},
+						build = "make install_jsregexp",
+						config = function()
+							require("luasnip.loaders.from_vscode").lazy_load({ exclude = { "markdown", "quarto" } })
+							require("luasnip.loaders.from_snipmate").lazy_load()
+						end,
+					},
+				},
 			},
 		},
 		config = function()
@@ -83,7 +103,7 @@ return {
 					{ name = "otter" },
 					{ name = "nvim_lsp" },
 					{ name = "nvim_lsp_signature_help" },
-					{ name = "luasnip", keyword_length = 2 },
+					{ name = "luasnip", keyword_length = 1 },
 					{ name = "pandoc_references" },
 					{ name = "calc" },
 					{ name = "path" },

nvim/.config/nvim/snippets/markdown.snippets

@@ -0,0 +1,80 @@
+# Markdown snippets
+# Combination of snips from friendly-snippets and vim-snippets repos
+
+snippet h1 Heading level 1
+        # ${0}
+
+snippet h2 Heading level 2
+        ## ${0}
+
+snippet h3 Heading level 3
+        ### ${0}
+
+snippet h4 Heading level 4
+        #### ${0}
+
+snippet h5 Heading level 5
+        ##### ${0}
+
+snippet h6 Heading level 6
+        ##### ${0}
+
+snippet ] Link
+        [${1:text}](${2:link})
+
+snippet ]h Weblink
+        [${1:text}](https://${2:address})
+
+snippet ]c Link filled with clipboard contents
+        [${1:text}](${2:`@+`})
+
+snippet ]: Link reference style
+        [${1:id}]: ${2:text}
+
+snippet ]] Footnote
+        [^${1:id}]${0}
+
+        [^${1:id}]: ${2:text}
+
+snippet img Image link
+        ![${1:alt}](${2:link})
+
+snippet imgc Image link with clipboard content
+        ![${1:alt}](${2:`@+`})
+
+snippet ** Bold
+        **$0**
+snippet __ Bold
+        __$0__
+snippet --- Frontmatter
+        ---
+        $0
+        ---
+
+# codeblocks
+snippet `` Codeblock with language
+	    \`\`\`${1:language}
+	    ${2:code}
+	    \`\`\`
+
+# table
+snippet tb Simple table
+	    |  ${5:factors}      |    ${1:a}       |  ${2:b}   	|
+	    | ------------- |-------------  | ------- |
+	    |    ${3:f1}    |    ${0}          | N       |
+	    |    ${4:f2}    |    N          | N       |
+
+# tasklists
+snippet tl Tasklist item
+        - [ ] ${0:item}
+
+snippet tl3 Tasklist item
+        - [ ] ${1:item}
+        - [ ] ${2:item}
+        - [ ] ${0:item}
+
+# super/subscript - pandoc/extended markdown only
+snippet sub Subscript
+        ~${0}~
+snippet sup Superscript
+        ^${0}^

nvim/.config/nvim/snippets/quarto.snippets

@@ -0,0 +1,100 @@
+# Quarto extensions to markdown
+
+extends markdown
+
+# definitions list
+snippet : Definition list
+        $1
+        : $0
+
+snippet `` Codecell with language
+        \`\`\`{${1:language}}
+        ${2:code}
+        \`\`\`
+
+snippet ``p Codecell with language
+        \`\`\`{python}
+        ${2:code}
+        \`\`\`
+
+snippet ``r Codecell with language
+        \`\`\`{r}
+        ${2:code}
+        \`\`\`
+
+snippet pyfig2 Sub-Figures from python codecell
+        \`\`\`{python}
+        #| label: fig-${1:label}
+        #| fig-cap: "${2:caption}"
+        #| fig-subcap:
+        #|   - "${3:subcap1}"
+        #|   - "${3:subcap2}"
+        #| layout-ncol: 2
+
+        ${0:code}
+        \`\`\`
+
+snippet pyfig Figure from python codecell
+        \`\`\`{python}
+        #| label: fig-${1:label}
+        #| fig-cap: "${2:caption}"
+
+        ${0:code}
+        \`\`\`
+
+snippet fig General figure
+        ![${1:caption}](${3:figure}){#fig-${2:label}}
+
+snippet pytab Figure from python codecell
+        \`\`\`{python}
+        #| label: tbl-${1:label}
+        #| tbl-cap: "${2:caption}"
+
+        ${0:code}
+        \`\`\`
+
+snippet fref Figure crossref
+        @fig-${1:label}
+snippet tref Table crossref
+        @tbl-${1:label}
+snippet sref Section crossref
+        @sec-${1:label}
+snippet eref Equation crossref
+        @eq-${1:label}
+
+snippet cite Citation
+        [@${1:bib-key}]
+
+snippet fn Footnote
+        [^${1:id}]
+
+        [^${1}]: ${2:text}
+
+snippet shortcode Shortcode
+        {{< $0 >}}
+
+snippet div Div block
+        ::: {.${1:class}}
+        $0
+        :::
+
+snippet note Callout note
+        ::: {.callout-note}
+        $0
+        :::
+snippet warn Callout warning
+        ::: {.callout-warning}
+        $0
+        :::
+snippet import Callout important
+        ::: {.callout-important}
+        $0
+        :::
+snippet tip Callout tip
+        ::: {.callout-tip}
+        $0
+        :::
+snippet caut Callout caution
+        ::: {.callout-caution}
+        $0
+        :::