tpl: Improve godoc

8 files changed, 142 insertions, 141 deletions

diff --git a/tpl/cast/cast.go b/tpl/cast/cast.go
index 000e315f1..535697f9e 100644
--- a/tpl/cast/cast.go
+++ b/tpl/cast/cast.go
@@ -29,18 +29,18 @@ func New() *Namespace {
 type Namespace struct {
 }
 
-// ToInt converts the given value to an int.
+// ToInt converts v to an int.
 func (ns *Namespace) ToInt(v any) (int, error) {
 	v = convertTemplateToString(v)
 	return _cast.ToIntE(v)
 }
 
-// ToString converts the given value to a string.
+// ToString converts v to a string.
 func (ns *Namespace) ToString(v any) (string, error) {
 	return _cast.ToStringE(v)
 }
 
-// ToFloat converts the given value to a float.
+// ToFloat converts v to a float.
 func (ns *Namespace) ToFloat(v any) (float64, error) {
 	v = convertTemplateToString(v)
 	return _cast.ToFloat64E(v)
diff --git a/tpl/fmt/fmt.go b/tpl/fmt/fmt.go
index 3882d4704..7790b4955 100644
--- a/tpl/fmt/fmt.go
+++ b/tpl/fmt/fmt.go
@@ -47,39 +47,39 @@ type Namespace struct {
 	distinctLogger loggers.IgnorableLogger
 }
 
-// Print returns string representation of the passed arguments.
-func (ns *Namespace) Print(a ...any) string {
-	return _fmt.Sprint(a...)
+// Print returns a string representation args.
+func (ns *Namespace) Print(args ...any) string {
+	return _fmt.Sprint(args...)
 }
 
-// Printf returns a formatted string representation of the passed arguments.
-func (ns *Namespace) Printf(format string, a ...any) string {
-	return _fmt.Sprintf(format, a...)
+// Printf returns a formatted string representation of args.
+func (ns *Namespace) Printf(format string, args ...any) string {
+	return _fmt.Sprintf(format, args...)
 }
 
-// Println returns string representation of the passed arguments ending with a newline.
-func (ns *Namespace) Println(a ...any) string {
-	return _fmt.Sprintln(a...)
+// Println returns string representation of args  ending with a newline.
+func (ns *Namespace) Println(args ...any) string {
+	return _fmt.Sprintln(args...)
 }
 
-// Errorf formats according to a format specifier and logs an ERROR.
+// Errorf formats args according to a format specifier and logs an ERROR.
 // It returns an empty string.
-func (ns *Namespace) Errorf(format string, a ...any) string {
-	ns.distinctLogger.Errorf(format, a...)
+func (ns *Namespace) Errorf(format string, args ...any) string {
+	ns.distinctLogger.Errorf(format, args...)
 	return ""
 }
 
-// Erroridf formats according to a format specifier and logs an ERROR and
+// Erroridf formats args according to a format specifier and logs an ERROR and
 // an information text that the error with the given ID can be suppressed in config.
 // It returns an empty string.
-func (ns *Namespace) Erroridf(id, format string, a ...any) string {
-	ns.distinctLogger.Errorsf(id, format, a...)
+func (ns *Namespace) Erroridf(id, format string, args ...any) string {
+	ns.distinctLogger.Errorsf(id, format, args...)
 	return ""
 }
 
-// Warnf formats according to a format specifier and logs a WARNING.
+// Warnf formats args according to a format specifier and logs a WARNING.
 // It returns an empty string.
-func (ns *Namespace) Warnf(format string, a ...any) string {
-	ns.distinctLogger.Warnf(format, a...)
+func (ns *Namespace) Warnf(format string, args ...any) string {
+	ns.distinctLogger.Warnf(format, args...)
 	return ""
 }
diff --git a/tpl/math/math.go b/tpl/math/math.go
index fce44dc4b..257e803e4 100644
--- a/tpl/math/math.go
+++ b/tpl/math/math.go
@@ -32,14 +32,14 @@ func New() *Namespace {
 // Namespace provides template functions for the "math" namespace.
 type Namespace struct{}
 
-// Add adds two numbers.
-func (ns *Namespace) Add(a, b any) (any, error) {
-	return _math.DoArithmetic(a, b, '+')
+// Add adds the two addends n1 and n2.
+func (ns *Namespace) Add(n1, n2 any) (any, error) {
+	return _math.DoArithmetic(n1, n2, '+')
 }
 
-// Ceil returns the least integer value greater than or equal to x.
-func (ns *Namespace) Ceil(x any) (float64, error) {
-	xf, err := cast.ToFloat64E(x)
+// Ceil returns the least integer value greater than or equal to n.
+func (ns *Namespace) Ceil(n any) (float64, error) {
+	xf, err := cast.ToFloat64E(n)
 	if err != nil {
 		return 0, errors.New("Ceil operator can't be used with non-float value")
 	}
@@ -47,14 +47,14 @@ func (ns *Namespace) Ceil(x any) (float64, error) {
 	return math.Ceil(xf), nil
 }
 
-// Div divides two numbers.
-func (ns *Namespace) Div(a, b any) (any, error) {
-	return _math.DoArithmetic(a, b, '/')
+// Div divides n1 by n2.
+func (ns *Namespace) Div(n1, n2 any) (any, error) {
+	return _math.DoArithmetic(n1, n2, '/')
 }
 
-// Floor returns the greatest integer value less than or equal to x.
-func (ns *Namespace) Floor(x any) (float64, error) {
-	xf, err := cast.ToFloat64E(x)
+// Floor returns the greatest integer value less than or equal to n.
+func (ns *Namespace) Floor(n any) (float64, error) {
+	xf, err := cast.ToFloat64E(n)
 	if err != nil {
 		return 0, errors.New("Floor operator can't be used with non-float value")
 	}
@@ -62,9 +62,9 @@ func (ns *Namespace) Floor(x any) (float64, error) {
 	return math.Floor(xf), nil
 }
 
-// Log returns the natural logarithm of a number.
-func (ns *Namespace) Log(a any) (float64, error) {
-	af, err := cast.ToFloat64E(a)
+// Log returns the natural logarithm of the number n.
+func (ns *Namespace) Log(n any) (float64, error) {
+	af, err := cast.ToFloat64E(n)
 	if err != nil {
 		return 0, errors.New("Log operator can't be used with non integer or float value")
 	}
@@ -72,10 +72,10 @@ func (ns *Namespace) Log(a any) (float64, error) {
 	return math.Log(af), nil
 }
 
-// Max returns the greater of two numbers.
-func (ns *Namespace) Max(a, b any) (float64, error) {
-	af, erra := cast.ToFloat64E(a)
-	bf, errb := cast.ToFloat64E(b)
+// Max returns the greater of the two numbers n1 or n2.
+func (ns *Namespace) Max(n1, n2 any) (float64, error) {
+	af, erra := cast.ToFloat64E(n1)
+	bf, errb := cast.ToFloat64E(n2)
 
 	if erra != nil || errb != nil {
 		return 0, errors.New("Max operator can't be used with non-float value")
@@ -84,10 +84,10 @@ func (ns *Namespace) Max(a, b any) (float64, error) {
 	return math.Max(af, bf), nil
 }
 
-// Min returns the smaller of two numbers.
-func (ns *Namespace) Min(a, b any) (float64, error) {
-	af, erra := cast.ToFloat64E(a)
-	bf, errb := cast.ToFloat64E(b)
+// Min returns the smaller of two numbers n1 or n2.
+func (ns *Namespace) Min(n1, n2 any) (float64, error) {
+	af, erra := cast.ToFloat64E(n1)
+	bf, errb := cast.ToFloat64E(n2)
 
 	if erra != nil || errb != nil {
 		return 0, errors.New("Min operator can't be used with non-float value")
@@ -96,10 +96,10 @@ func (ns *Namespace) Min(a, b any) (float64, error) {
 	return math.Min(af, bf), nil
 }
 
-// Mod returns a % b.
-func (ns *Namespace) Mod(a, b any) (int64, error) {
-	ai, erra := cast.ToInt64E(a)
-	bi, errb := cast.ToInt64E(b)
+// Mod returns n1 % n2.
+func (ns *Namespace) Mod(n1, n2 any) (int64, error) {
+	ai, erra := cast.ToInt64E(n1)
+	bi, errb := cast.ToInt64E(n2)
 
 	if erra != nil || errb != nil {
 		return 0, errors.New("modulo operator can't be used with non integer value")
@@ -112,9 +112,9 @@ func (ns *Namespace) Mod(a, b any) (int64, error) {
 	return ai % bi, nil
 }
 
-// ModBool returns the boolean of a % b.  If a % b == 0, return true.
-func (ns *Namespace) ModBool(a, b any) (bool, error) {
-	res, err := ns.Mod(a, b)
+// ModBool returns the boolean of n1 % n2.  If n1 % n2 == 0, return true.
+func (ns *Namespace) ModBool(n1, n2 any) (bool, error) {
+	res, err := ns.Mod(n1, n2)
 	if err != nil {
 		return false, err
 	}
@@ -122,15 +122,15 @@ func (ns *Namespace) ModBool(a, b any) (bool, error) {
 	return res == int64(0), nil
 }
 
-// Mul multiplies two numbers.
-func (ns *Namespace) Mul(a, b any) (any, error) {
-	return _math.DoArithmetic(a, b, '*')
+// Mul multiplies the two numbers n1 and n2.
+func (ns *Namespace) Mul(n1, n2 any) (any, error) {
+	return _math.DoArithmetic(n1, n2, '*')
 }
 
-// Pow returns a raised to the power of b.
-func (ns *Namespace) Pow(a, b any) (float64, error) {
-	af, erra := cast.ToFloat64E(a)
-	bf, errb := cast.ToFloat64E(b)
+// Pow returns n1 raised to the power of n2.
+func (ns *Namespace) Pow(n1, n2 any) (float64, error) {
+	af, erra := cast.ToFloat64E(n1)
+	bf, errb := cast.ToFloat64E(n2)
 
 	if erra != nil || errb != nil {
 		return 0, errors.New("Pow operator can't be used with non-float value")
@@ -139,9 +139,9 @@ func (ns *Namespace) Pow(a, b any) (float64, error) {
 	return math.Pow(af, bf), nil
 }
 
-// Round returns the nearest integer, rounding half away from zero.
-func (ns *Namespace) Round(x any) (float64, error) {
-	xf, err := cast.ToFloat64E(x)
+// Round returns the integer nearest to n, rounding half away from zero.
+func (ns *Namespace) Round(n any) (float64, error) {
+	xf, err := cast.ToFloat64E(n)
 	if err != nil {
 		return 0, errors.New("Round operator can't be used with non-float value")
 	}
@@ -149,9 +149,9 @@ func (ns *Namespace) Round(x any) (float64, error) {
 	return _round(xf), nil
 }
 
-// Sqrt returns the square root of a number.
-func (ns *Namespace) Sqrt(a any) (float64, error) {
-	af, err := cast.ToFloat64E(a)
+// Sqrt returns the square root of the number n.
+func (ns *Namespace) Sqrt(n any) (float64, error) {
+	af, err := cast.ToFloat64E(n)
 	if err != nil {
 		return 0, errors.New("Sqrt operator can't be used with non integer or float value")
 	}
@@ -159,9 +159,9 @@ func (ns *Namespace) Sqrt(a any) (float64, error) {
 	return math.Sqrt(af), nil
 }
 
-// Sub subtracts two numbers.
-func (ns *Namespace) Sub(a, b any) (any, error) {
-	return _math.DoArithmetic(a, b, '-')
+// Sub subtracts n2 from n1.
+func (ns *Namespace) Sub(n1, n2 any) (any, error) {
+	return _math.DoArithmetic(n1, n2, '-')
 }
 
 var counter uint64
diff --git a/tpl/safe/safe.go b/tpl/safe/safe.go
index 6c836b25c..d1a2e8d4e 100644
--- a/tpl/safe/safe.go
+++ b/tpl/safe/safe.go
@@ -30,44 +30,44 @@ func New() *Namespace {
 // Namespace provides template functions for the "safe" namespace.
 type Namespace struct{}
 
-// CSS returns a given string as html/template CSS content.
-func (ns *Namespace) CSS(a any) (template.CSS, error) {
-	s, err := cast.ToStringE(a)
-	return template.CSS(s), err
+// CSS returns the string s as html/template CSS content.
+func (ns *Namespace) CSS(s any) (template.CSS, error) {
+	ss, err := cast.ToStringE(s)
+	return template.CSS(ss), err
 }
 
-// HTML returns a given string as html/template HTML content.
-func (ns *Namespace) HTML(a any) (template.HTML, error) {
-	s, err := cast.ToStringE(a)
-	return template.HTML(s), err
+// HTML returns the string s as html/template HTML content.
+func (ns *Namespace) HTML(s any) (template.HTML, error) {
+	ss, err := cast.ToStringE(s)
+	return template.HTML(ss), err
 }
 
-// HTMLAttr returns a given string as html/template HTMLAttr content.
-func (ns *Namespace) HTMLAttr(a any) (template.HTMLAttr, error) {
-	s, err := cast.ToStringE(a)
-	return template.HTMLAttr(s), err
+// HTMLAttr returns the string s as html/template HTMLAttr content.
+func (ns *Namespace) HTMLAttr(s any) (template.HTMLAttr, error) {
+	ss, err := cast.ToStringE(s)
+	return template.HTMLAttr(ss), err
 }
 
 // JS returns the given string as a html/template JS content.
-func (ns *Namespace) JS(a any) (template.JS, error) {
-	s, err := cast.ToStringE(a)
-	return template.JS(s), err
+func (ns *Namespace) JS(s any) (template.JS, error) {
+	ss, err := cast.ToStringE(s)
+	return template.JS(ss), err
 }
 
 // JSStr returns the given string as a html/template JSStr content.
-func (ns *Namespace) JSStr(a any) (template.JSStr, error) {
-	s, err := cast.ToStringE(a)
-	return template.JSStr(s), err
+func (ns *Namespace) JSStr(s any) (template.JSStr, error) {
+	ss, err := cast.ToStringE(s)
+	return template.JSStr(ss), err
 }
 
-// URL returns a given string as html/template URL content.
-func (ns *Namespace) URL(a any) (template.URL, error) {
-	s, err := cast.ToStringE(a)
-	return template.URL(s), err
+// URL returns the string s as html/template URL content.
+func (ns *Namespace) URL(s any) (template.URL, error) {
+	ss, err := cast.ToStringE(s)
+	return template.URL(ss), err
 }
 
-// SanitizeURL returns a given string as html/template URL content.
-func (ns *Namespace) SanitizeURL(a any) (string, error) {
-	s, err := cast.ToStringE(a)
-	return helpers.SanitizeURL(s), err
+// SanitizeURL returns the string s as html/template URL content.
+func (ns *Namespace) SanitizeURL(s any) (string, error) {
+	ss, err := cast.ToStringE(s)
+	return helpers.SanitizeURL(ss), err
 }
diff --git a/tpl/strings/strings.go b/tpl/strings/strings.go
index af7c34a59..000490f85 100644
--- a/tpl/strings/strings.go
+++ b/tpl/strings/strings.go
@@ -372,7 +372,7 @@ func (ns *Namespace) Title(s any) (string, error) {
 	return ns.titleFunc(ss), nil
 }
 
-// FirstUpper returns a string with the first character as upper case.
+// FirstUpper converts s making  the first character upper case.
 func (ns *Namespace) FirstUpper(s any) (string, error) {
 	ss, err := cast.ToStringE(s)
 	if err != nil {
@@ -404,8 +404,8 @@ func (ns *Namespace) ToUpper(s any) (string, error) {
 	return strings.ToUpper(ss), nil
 }
 
-// Trim returns a string with all leading and trailing characters defined
-// contained in cutset removed.
+// Trim returns converts the strings s removing all leading and trailing characters defined
+// contained.
 func (ns *Namespace) Trim(s, cutset any) (string, error) {
 	ss, err := cast.ToStringE(s)
 	if err != nil {
@@ -484,7 +484,7 @@ func (ns *Namespace) TrimSuffix(suffix, s any) (string, error) {
 	return strings.TrimSuffix(ss, sx), nil
 }
 
-// Repeat returns a new string consisting of count copies of the string s.
+// Repeat returns a new string consisting of n copies of the string s.
 func (ns *Namespace) Repeat(n, s any) (string, error) {
 	ss, err := cast.ToStringE(s)
 	if err != nil {
diff --git a/tpl/time/time.go b/tpl/time/time.go
index f82d63c44..623b7206a 100644
--- a/tpl/time/time.go
+++ b/tpl/time/time.go
@@ -57,9 +57,8 @@ func (ns *Namespace) AsTime(v any, args ...any) (any, error) {
 
 }
 
-// Format converts the textual representation of the datetime string into
-// the other form or returns it of the time.Time value. These are formatted
-// with the layout string
+// Format converts the textual representation of the datetime string in v into
+// time.Time if needed and formats it with the given layout.
 func (ns *Namespace) Format(layout string, v any) (string, error) {
 	t, err := htime.ToTimeInDefaultLocationE(v, ns.location)
 	if err != nil {
@@ -74,19 +73,19 @@ func (ns *Namespace) Now() _time.Time {
 	return _time.Now()
 }
 
-// ParseDuration parses a duration string.
+// ParseDuration parses the duration string s.
 // A duration string is a possibly signed sequence of
 // decimal numbers, each with optional fraction and a unit suffix,
 // such as "300ms", "-1.5h" or "2h45m".
 // Valid time units are "ns", "us" (or "µs"), "ms", "s", "m", "h".
 // See https://golang.org/pkg/time/#ParseDuration
-func (ns *Namespace) ParseDuration(in any) (_time.Duration, error) {
-	s, err := cast.ToStringE(in)
+func (ns *Namespace) ParseDuration(s any) (_time.Duration, error) {
+	ss, err := cast.ToStringE(s)
 	if err != nil {
 		return 0, err
 	}
 
-	return _time.ParseDuration(s)
+	return _time.ParseDuration(ss)
 }
 
 var durationUnits = map[string]_time.Duration{
diff --git a/tpl/transform/transform.go b/tpl/transform/transform.go
index 2f62557de..7c0914378 100644
--- a/tpl/transform/transform.go
+++ b/tpl/transform/transform.go
@@ -90,9 +90,9 @@ func (ns *Namespace) HighlightCodeBlock(ctx hooks.CodeblockContext, opts ...any)
 	return hl.HighlightCodeBlock(ctx, optsv)
 }
 
-// CanHighlight returns whether the given language is supported by the Chroma highlighter.
-func (ns *Namespace) CanHighlight(lang string) bool {
-	return lexers.Get(lang) != nil
+// CanHighlight returns whether the given code language is supported by the Chroma highlighter.
+func (ns *Namespace) CanHighlight(language string) bool {
+	return lexers.Get(language) != nil
 }
 
 // HTMLEscape returns a copy of s with reserved HTML characters escaped.
@@ -105,7 +105,7 @@ func (ns *Namespace) HTMLEscape(s any) (string, error) {
 	return html.EscapeString(ss), nil
 }
 
-// HTMLUnescape returns a copy of with HTML escape requences converted to plain
+// HTMLUnescape returns a copy of s with HTML escape requences converted to plain
 // text.
 func (ns *Namespace) HTMLUnescape(s any) (string, error) {
 	ss, err := cast.ToStringE(s)
@@ -116,7 +116,7 @@ func (ns *Namespace) HTMLUnescape(s any) (string, error) {
 	return html.UnescapeString(ss), nil
 }
 
-// Markdownify renders a given input from Markdown to HTML.
+// Markdownify renders s from Markdown to HTML.
 func (ns *Namespace) Markdownify(s any) (template.HTML, error) {
 
 	home := ns.deps.Site.Home()
@@ -144,6 +144,7 @@ func (ns *Namespace) Plainify(s any) (string, error) {
 	return helpers.StripHTML(ss), nil
 }
 
+// For internal use.
 func (ns *Namespace) Reset() {
 	ns.cache.Clear()
 }
diff --git a/tpl/urls/urls.go b/tpl/urls/urls.go
index e07106261..3d6f67789 100644
--- a/tpl/urls/urls.go
+++ b/tpl/urls/urls.go
@@ -40,14 +40,14 @@ type Namespace struct {
 	multihost bool
 }
 
-// AbsURL takes a given string and converts it to an absolute URL.
-func (ns *Namespace) AbsURL(a any) (template.HTML, error) {
-	s, err := cast.ToStringE(a)
+// AbsURL takes the string s and converts it to an absolute URL.
+func (ns *Namespace) AbsURL(s any) (template.HTML, error) {
+	ss, err := cast.ToStringE(s)
 	if err != nil {
 		return "", nil
 	}
 
-	return template.HTML(ns.deps.PathSpec.AbsURL(s, false)), nil
+	return template.HTML(ns.deps.PathSpec.AbsURL(ss, false)), nil
 }
 
 // Parse parses rawurl into a URL structure. The rawurl may be relative or
@@ -61,38 +61,39 @@ func (ns *Namespace) Parse(rawurl any) (*url.URL, error) {
 	return url.Parse(s)
 }
 
-// RelURL takes a given string and prepends the relative path according to a
+// RelURL takes the string s and prepends the relative path according to a
 // page's position in the project directory structure.
-func (ns *Namespace) RelURL(a any) (template.HTML, error) {
-	s, err := cast.ToStringE(a)
+func (ns *Namespace) RelURL(s any) (template.HTML, error) {
+	ss, err := cast.ToStringE(s)
 	if err != nil {
 		return "", nil
 	}
 
-	return template.HTML(ns.deps.PathSpec.RelURL(s, false)), nil
+	return template.HTML(ns.deps.PathSpec.RelURL(ss, false)), nil
 }
 
-// URLize returns the given argument formatted as URL.
-func (ns *Namespace) URLize(a any) (string, error) {
-	s, err := cast.ToStringE(a)
+// URLize returns the the strings s formatted as an URL.
+func (ns *Namespace) URLize(s any) (string, error) {
+	ss, err := cast.ToStringE(s)
 	if err != nil {
 		return "", nil
 	}
-	return ns.deps.PathSpec.URLize(s), nil
+	return ns.deps.PathSpec.URLize(ss), nil
 }
 
-// Anchorize creates sanitized anchor names that are compatible with Blackfriday.
-func (ns *Namespace) Anchorize(a any) (string, error) {
-	s, err := cast.ToStringE(a)
+// Anchorize creates sanitized anchor name version of the string s that is compatible
+// with how your configured markdown renderer does it.
+func (ns *Namespace) Anchorize(s any) (string, error) {
+	ss, err := cast.ToStringE(s)
 	if err != nil {
 		return "", nil
 	}
-	return ns.deps.ContentSpec.SanitizeAnchorName(s), nil
+	return ns.deps.ContentSpec.SanitizeAnchorName(ss), nil
 }
 
-// Ref returns the absolute URL path to a given content item.
-func (ns *Namespace) Ref(in any, args any) (template.HTML, error) {
-	p, ok := in.(urls.RefLinker)
+// Ref returns the absolute URL path to a given content item from Page p.
+func (ns *Namespace) Ref(p any, args any) (template.HTML, error) {
+	pp, ok := p.(urls.RefLinker)
 	if !ok {
 		return "", errors.New("invalid Page received in Ref")
 	}
@@ -100,13 +101,13 @@ func (ns *Namespace) Ref(in any, args any) (template.HTML, error) {
 	if err != nil {
 		return "", err
 	}
-	s, err := p.Ref(argsm)
+	s, err := pp.Ref(argsm)
 	return template.HTML(s), err
 }
 
-// RelRef returns the relative URL path to a given content item.
-func (ns *Namespace) RelRef(in any, args any) (template.HTML, error) {
-	p, ok := in.(urls.RefLinker)
+// RelRef returns the relative URL path to a given content item from Page p.
+func (ns *Namespace) RelRef(p any, args any) (template.HTML, error) {
+	pp, ok := p.(urls.RefLinker)
 	if !ok {
 		return "", errors.New("invalid Page received in RelRef")
 	}
@@ -115,7 +116,7 @@ func (ns *Namespace) RelRef(in any, args any) (template.HTML, error) {
 		return "", err
 	}
 
-	s, err := p.RelRef(argsm)
+	s, err := pp.RelRef(argsm)
 	return template.HTML(s), err
 }
 
@@ -163,25 +164,25 @@ func (ns *Namespace) refArgsToMap(args any) (map[string]any, error) {
 	}, nil
 }
 
-// RelLangURL takes a given string and prepends the relative path according to a
+// RelLangURL takes the string s and prepends the relative path according to a
 // page's position in the project directory structure and the current language.
-func (ns *Namespace) RelLangURL(a any) (template.HTML, error) {
-	s, err := cast.ToStringE(a)
+func (ns *Namespace) RelLangURL(s any) (template.HTML, error) {
+	ss, err := cast.ToStringE(s)
 	if err != nil {
 		return "", err
 	}
 
-	return template.HTML(ns.deps.PathSpec.RelURL(s, !ns.multihost)), nil
+	return template.HTML(ns.deps.PathSpec.RelURL(ss, !ns.multihost)), nil
 }
 
-// AbsLangURL takes a given string and converts it to an absolute URL according
+// AbsLangURL the string s and converts it to an absolute URL according
 // to a page's position in the project directory structure and the current
 // language.
-func (ns *Namespace) AbsLangURL(a any) (template.HTML, error) {
-	s, err := cast.ToStringE(a)
+func (ns *Namespace) AbsLangURL(s any) (template.HTML, error) {
+	ss, err := cast.ToStringE(s)
 	if err != nil {
 		return "", err
 	}
 
-	return template.HTML(ns.deps.PathSpec.AbsURL(s, !ns.multihost)), nil
+	return template.HTML(ns.deps.PathSpec.AbsURL(ss, !ns.multihost)), nil
 }